{"id":7799,"date":"2026-07-28T00:12:24","date_gmt":"2026-07-28T00:12:24","guid":{"rendered":"https:\/\/18kenglish.com\/formal-vs-informal-english-guide\/"},"modified":"2026-07-28T00:12:24","modified_gmt":"2026-07-28T00:12:24","slug":"formal-vs-informal-english-guide","status":"publish","type":"post","link":"https:\/\/18kenglish.com\/ja\/formal-vs-informal-english-guide\/","title":{"rendered":"\u6b63\u5f0f\u82f1\u6587 vs \u975e\u6b63\u5f0f\u82f1\u6587 | Formal vs Informal English: 30 Key Pairs"},"content":{"rendered":"<div style=\"background:#f8f9fa;border-left:4px solid #2c7be5;padding:16px 20px;margin:20px 0;border-radius:0 8px 8px 0;\">\n<strong>Quick Answer:<\/strong> Formal English uses complete sentences, professional vocabulary, and no contractions \u2014 &#8220;I do not agree.&#8221; Informal English is relaxed, uses slang and contractions \u2014 &#8220;I don&#8217;t agree \u2014 no way.&#8221; Knowing when to switch between these two registers is one of the fastest ways to close the gap between getting by in English and actually sounding professional.\n<\/div>\n<p>When you apply for a job in Taiwan, the recruiter reads your English email and makes a judgment in about 30 seconds. If you write &#8220;Hey, I wanna know if the position is still open,&#8221; the call probably never happens. Writing &#8220;Dear Ms. Chen, I would like to inquire about the current status of the advertised position&#8221; signals something completely different: respect, education, and awareness of context.<\/p>\n<p>The gap between those two sentences is called <strong>register<\/strong> \u2014 and it is one of the most overlooked skills in English education in Taiwan. Most learners spend years on grammar rules without learning WHY the same word or sentence can be perfect in one situation and wrong in another. This guide covers the 30 most useful formal vs informal English pairs, along with the grammar patterns, email phrases, and common mistakes that separate fluent speakers from advanced ones.<\/p>\n<h2>\u4ec0\u9ebc\u662f\u8a9e\u57df (Register)? [What Is Language Register?]<\/h2>\n<p>Register sounds like a technical term, but the concept is simple: different social contexts require different kinds of language. A text to your best friend and a report to your manager might carry the same information, but they should never sound the same.<\/p>\n<p>There are two main registers in English:<\/p>\n<ul>\n<li><strong>Formal register<\/strong>: professional emails, job applications, academic writing, business reports, speeches, presentations<\/li>\n<li><strong>Informal register<\/strong>: text messages, social media, casual conversation, messages to friends and family<\/li>\n<\/ul>\n<p>You already do this automatically in Chinese \u2014 \u60a8\u597d vs \u4f60\u597d, or \u8acb\u554f vs \u5582. English works the same way. The problem is that many Taiwanese learners default to one style for all situations, which can come across as either too stiff or disrespectful depending on the context.<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/formal-informal-english-guide-featured.jpg\" alt=\"Formal vs Informal English guide for Taiwan learners \u2014 classroom learning environment\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Knowing which English register to use \u2014 formal or informal \u2014 is an essential skill for Taiwan&#8217;s bilingual workforce.<\/em><\/p>\n<h2>\u6b63\u5f0f\u82f1\u6587 vs \u975e\u6b63\u5f0f\u82f1\u6587\uff1a30 \u500b\u5fc5\u5b78\u8a5e\u5f59\u5c0d\u6bd4 [Formal vs Informal: 30 Key Vocabulary Pairs]<\/h2>\n<p>The most visible difference between formal and informal English is vocabulary. Native speakers switch between these word pairs automatically \u2014 usually without thinking about it. Learning them deliberately gives you that same control.<\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;\">\n<thead>\n<tr style=\"background:#2c7be5;color:#fff;\">\n<th style=\"padding:10px;text-align:left;\">Informal<\/th>\n<th style=\"padding:10px;text-align:left;\">Formal<\/th>\n<th style=\"padding:10px;text-align:left;\">\u4e2d\u6587<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">get<\/td>\n<td style=\"padding:8px;\">obtain \/ receive<\/td>\n<td style=\"padding:8px;\">\u5f97\u5230<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">use<\/td>\n<td style=\"padding:8px;\">employ \/ apply<\/td>\n<td style=\"padding:8px;\">\u4f7f\u7528<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">but<\/td>\n<td style=\"padding:8px;\">however<\/td>\n<td style=\"padding:8px;\">\u4f46\u662f<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">so<\/td>\n<td style=\"padding:8px;\">therefore \/ consequently<\/td>\n<td style=\"padding:8px;\">\u6240\u4ee5<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">because<\/td>\n<td style=\"padding:8px;\">due to \/ owing to<\/td>\n<td style=\"padding:8px;\">\u56e0\u70ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">want<\/td>\n<td style=\"padding:8px;\">wish \/ desire \/ require<\/td>\n<td style=\"padding:8px;\">\u60f3\u8981<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">need to<\/td>\n<td style=\"padding:8px;\">be required to<\/td>\n<td style=\"padding:8px;\">\u9700\u8981<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">help<\/td>\n<td style=\"padding:8px;\">assist \/ support<\/td>\n<td style=\"padding:8px;\">\u5e6b\u52a9<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">end \/ stop<\/td>\n<td style=\"padding:8px;\">terminate \/ conclude<\/td>\n<td style=\"padding:8px;\">\u7d50\u675f<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">buy<\/td>\n<td style=\"padding:8px;\">purchase \/ acquire<\/td>\n<td style=\"padding:8px;\">\u8cfc\u8cb7<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">find out<\/td>\n<td style=\"padding:8px;\">ascertain \/ determine<\/td>\n<td style=\"padding:8px;\">\u67e5\u660e<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">ask<\/td>\n<td style=\"padding:8px;\">inquire \/ request<\/td>\n<td style=\"padding:8px;\">\u8a62\u554f<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">think<\/td>\n<td style=\"padding:8px;\">consider \/ believe \/ deem<\/td>\n<td style=\"padding:8px;\">\u8a8d\u70ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">show<\/td>\n<td style=\"padding:8px;\">demonstrate \/ indicate<\/td>\n<td style=\"padding:8px;\">\u986f\u793a<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">talk about<\/td>\n<td style=\"padding:8px;\">discuss \/ address<\/td>\n<td style=\"padding:8px;\">\u8a0e\u8ad6<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">sorry<\/td>\n<td style=\"padding:8px;\">I apologize \/ I regret<\/td>\n<td style=\"padding:8px;\">\u9053\u6b49<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">big<\/td>\n<td style=\"padding:8px;\">significant \/ substantial<\/td>\n<td style=\"padding:8px;\">\u5927\u7684<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">bad<\/td>\n<td style=\"padding:8px;\">unfavorable \/ inadequate<\/td>\n<td style=\"padding:8px;\">\u4e0d\u597d\u7684<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">good \/ great<\/td>\n<td style=\"padding:8px;\">satisfactory \/ excellent<\/td>\n<td style=\"padding:8px;\">\u597d\u7684<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">try<\/td>\n<td style=\"padding:8px;\">attempt \/ endeavor<\/td>\n<td style=\"padding:8px;\">\u5617\u8a66<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">deal with<\/td>\n<td style=\"padding:8px;\">address \/ resolve \/ handle<\/td>\n<td style=\"padding:8px;\">\u8655\u7406<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">look into<\/td>\n<td style=\"padding:8px;\">investigate \/ examine<\/td>\n<td style=\"padding:8px;\">\u8abf\u67e5<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">give<\/td>\n<td style=\"padding:8px;\">provide \/ submit \/ furnish<\/td>\n<td style=\"padding:8px;\">\u7d66\u4e88<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">start<\/td>\n<td style=\"padding:8px;\">commence \/ initiate<\/td>\n<td style=\"padding:8px;\">\u958b\u59cb<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">make sure<\/td>\n<td style=\"padding:8px;\">ensure \/ verify<\/td>\n<td style=\"padding:8px;\">\u78ba\u4fdd<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">speed up<\/td>\n<td style=\"padding:8px;\">expedite \/ accelerate<\/td>\n<td style=\"padding:8px;\">\u52a0\u901f<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">change<\/td>\n<td style=\"padding:8px;\">amend \/ modify \/ revise<\/td>\n<td style=\"padding:8px;\">\u4fee\u6539<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">agree with<\/td>\n<td style=\"padding:8px;\">concur \/ be in accordance with<\/td>\n<td style=\"padding:8px;\">\u540c\u610f<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">keep<\/td>\n<td style=\"padding:8px;\">retain \/ maintain<\/td>\n<td style=\"padding:8px;\">\u4fdd\u7559<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">send<\/td>\n<td style=\"padding:8px;\">submit \/ forward \/ dispatch<\/td>\n<td style=\"padding:8px;\">\u5bc4\u9001<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/formal-informal-english-email-writing.jpg\" alt=\"formal English email writing on laptop \u2014 business communication Taiwan\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Professional emails are one of the clearest contexts where formal vs informal English vocabulary makes a measurable difference.<\/em><\/p>\n<p>These word pairs add up fast. A single email that mixes informal words into a formal context \u2014 &#8220;I wanna touch base about the meeting, gonna send you the report ASAP&#8221; \u2014 signals to any fluent reader that something is off. None of those mistakes are grammar errors; they are all register errors.<\/p>\n<h2>\u6b63\u5f0f\u82f1\u6587\u7684\u6587\u6cd5\u7279\u5fb5 [Grammar Patterns in Formal English]<\/h2>\n<p>Vocabulary is the most obvious layer, but formal English also follows distinct grammar patterns. These are not strict rules \u2014 native speakers bend them constantly in spoken language \u2014 but in written formal contexts they matter.<\/p>\n<p><strong>Contractions (\u7e2e\u5beb):<\/strong> formal English avoids them entirely.<\/p>\n<ul>\n<li>Informal: &#8220;It&#8217;s not possible.&#8221;<\/li>\n<li>Formal: &#8220;It is not possible.&#8221;<\/li>\n<\/ul>\n<p><strong>Passive voice (\u88ab\u52d5\u8a9e\u614b):<\/strong> formal writing uses it heavily to sound objective and impersonal. Passive constructions remove the actor from the sentence, which is often the point in business and academic writing. Instead of &#8220;We delayed the shipment,&#8221; formal writing says &#8220;The shipment was delayed.&#8221; For a full breakdown of when and how to use this, see our <a href=\"https:\/\/18kenglish.com\/passive-voice-english-guide-taiwan\/\">\u82f1\u6587\u88ab\u52d5\u8a9e\u614b (Passive Voice) guide<\/a>.<\/p>\n<p><strong>Complete sentences:<\/strong> informal conversation is full of fragments \u2014 &#8220;Sure.&#8221; &#8220;Maybe.&#8221; &#8220;Let me check.&#8221; Formal writing requires a subject and verb in every sentence.<\/p>\n<p><strong>Sentence-initial conjunctions:<\/strong> starting a sentence with &#8220;And&#8221; or &#8220;But&#8221; is natural in speech and increasingly accepted in writing. In formal reports and professional emails, though, replace these with &#8220;In addition&#8221; or &#8220;However.&#8221;<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/formal-english-job-interview-taiwan.jpg\" alt=\"formal English job interview scenario \u2014 professional meeting Taiwan\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>In a job interview or formal business meeting, using the right English register signals education and professionalism.<\/em><\/p>\n<h2>\u96fb\u5b50\u90f5\u4ef6\u958b\u982d\u548c\u7d50\u5c3e [Formal vs Informal Email Openings and Closings]<\/h2>\n<p>Email is where register mistakes are most visible \u2014 and most costly. Here is what the difference looks like across the three main levels:<\/p>\n<p><strong>Openings (\u958b\u982d):<\/strong><\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:16px 0;\">\n<thead>\n<tr style=\"background:#2c7be5;color:#fff;\">\n<th style=\"padding:10px;text-align:left;\">Level<\/th>\n<th style=\"padding:10px;text-align:left;\">Opening<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Informal<\/td>\n<td style=\"padding:8px;\">Hey John \/ Hi!<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Semi-formal<\/td>\n<td style=\"padding:8px;\">Hi Mr. Smith \/ Dear John<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">Dear Mr. Smith \/ Dear Ms. Chen \/ To Whom It May Concern<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Introducing the purpose (\u8aaa\u660e\u4f86\u4fe1\u76ee\u7684):<\/strong><\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:16px 0;\">\n<thead>\n<tr style=\"background:#2c7be5;color:#fff;\">\n<th style=\"padding:10px;text-align:left;\">Level<\/th>\n<th style=\"padding:10px;text-align:left;\">Purpose phrase<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Informal<\/td>\n<td style=\"padding:8px;\">Just wanted to ask \/ I&#8217;m writing to ask about&#8230;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Semi-formal<\/td>\n<td style=\"padding:8px;\">I&#8217;m writing regarding&#8230; \/ I wanted to follow up on&#8230;<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">I am writing with reference to&#8230; \/ I am writing in order to request&#8230;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Closings (\u7d50\u5c3e):<\/strong><\/p>\n<table style=\"width:100%;border-collapse:collapse;margin:16px 0;\">\n<thead>\n<tr style=\"background:#2c7be5;color:#fff;\">\n<th style=\"padding:10px;text-align:left;\">Level<\/th>\n<th style=\"padding:10px;text-align:left;\">Closing<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Informal<\/td>\n<td style=\"padding:8px;\">Take care \/ Cheers \/ Talk soon<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Semi-formal<\/td>\n<td style=\"padding:8px;\">Best \/ Best regards \/ Thanks<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">Yours sincerely \/ Yours faithfully \/ Kind regards<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>One rule most Taiwanese learners miss: &#8220;Yours sincerely&#8221; is used when you know the recipient&#8217;s name. &#8220;Yours faithfully&#8221; is used when you open with &#8220;To Whom It May Concern&#8221; and do not know the person&#8217;s name. They are not interchangeable, and native readers notice the difference.<\/p>\n<p>For a complete set of workplace English phrases including meeting openings, disagreements, and follow-ups, see the <a href=\"https:\/\/18kenglish.com\/meeting-english-phrases-taiwan-2026\/\">\u6703\u8b70\u82f1\u6587 (Meeting English) guide<\/a>.<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/informal-english-casual-conversation.jpg\" alt=\"informal English casual conversation between friends Taiwan\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Informal English is natural and warm \u2014 and perfectly appropriate when the context calls for it. The key is knowing when that is.<\/em><\/p>\n<h2>\u53f0\u7063\u5b78\u751f\u6700\u5e38\u72af\u7684 5 \u500b\u8a9e\u57df\u932f\u8aa4 [5 Register Mistakes Taiwan Learners Make Most]<\/h2>\n<p>These five errors come up constantly in Taiwan&#8217;s professional English environment.<\/p>\n<p><strong>1. &#8220;I want to&#8230;&#8221; in formal requests<\/strong><br \/>\n&#8220;I want&#8221; is direct to the point of sounding rude in professional contexts. Replace with &#8220;I would like to&#8230;&#8221; or &#8220;I would be grateful if&#8230;&#8221; The distance between &#8220;I want a refund&#8221; and &#8220;I would like to request a refund&#8221; is not about grammar \u2014 it is about register.<\/p>\n<p><strong>2. Contractions in job applications<\/strong><br \/>\n&#8220;I&#8217;m confident I&#8217;d be an excellent fit&#8221; should be &#8220;I am confident I would be an excellent fit&#8221; in any formal document. Every contraction in a job application or official report reads as informal.<\/p>\n<p><strong>3. Abbreviations in professional emails<\/strong><br \/>\n&#8220;ASAP,&#8221; &#8220;FYI,&#8221; &#8220;BTW,&#8221; and &#8220;TBH&#8221; are fine in Slack with a colleague you know. In an email to a client, a recruiter, or anyone you do not have a casual relationship with, write the full phrase: &#8220;as soon as possible,&#8221; &#8220;for your information,&#8221; &#8220;by the way,&#8221; &#8220;to be honest.&#8221;<\/p>\n<p><strong>4. Starting professional emails with &#8220;Hey&#8221;<\/strong><br \/>\nEven in American English, &#8220;Hey&#8221; is casual. When emailing someone you do not know well \u2014 a recruiter, a client, a professor \u2014 use &#8220;Dear&#8221; or at minimum &#8220;Hi.&#8221; The word &#8220;Hey&#8221; at the start of a cold email is the fastest way to kill the impression you are trying to make.<\/p>\n<p><strong>5. Over-formality in casual situations<\/strong><br \/>\nThe reverse problem also happens. Some learners apply formal English to every situation, which makes casual conversation feel stiff and awkward. You do not need &#8220;I would be most grateful&#8221; in a WhatsApp message to a friend. Reading the room \u2014 knowing when to drop the formal register \u2014 is a skill too.<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/english-register-study-vocabulary.jpg\" alt=\"English register study \u2014 vocabulary differences formal informal\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Studying English register is about learning which words and structures belong in which context \u2014 not just memorizing vocabulary.<\/em><\/p>\n<h2>\u5feb\u901f\u53c3\u8003\u8868 \u2014 \u4ec0\u9ebc\u60c5\u5883\u7528\u4ec0\u9ebc\u8a9e\u57df [Quick Reference: Which Register for Which Context?]<\/h2>\n<table style=\"width:100%;border-collapse:collapse;margin:20px 0;\">\n<thead>\n<tr style=\"background:#2c7be5;color:#fff;\">\n<th style=\"padding:10px;text-align:left;\">Context (\u60c5\u5883)<\/th>\n<th style=\"padding:10px;text-align:left;\">Register<\/th>\n<th style=\"padding:10px;text-align:left;\">Example<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Text to a friend<\/td>\n<td style=\"padding:8px;\">Informal<\/td>\n<td style=\"padding:8px;\">&#8220;Can&#8217;t make it tonight, sorry!&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Email to a colleague you know<\/td>\n<td style=\"padding:8px;\">Semi-formal<\/td>\n<td style=\"padding:8px;\">&#8220;Hi Sarah, just wanted to confirm&#8230;&#8221;<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Email to a client or recruiter<\/td>\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">&#8220;Dear Ms. Lin, I am writing to&#8230;&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Job application cover letter<\/td>\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">&#8220;I would like to apply for&#8230;&#8221;<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">Academic essay or report<\/td>\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">&#8220;The data indicate that&#8230;&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Social media post<\/td>\n<td style=\"padding:8px;\">Informal<\/td>\n<td style=\"padding:8px;\">&#8220;This place is amazing!!&#8221;<\/td>\n<\/tr>\n<tr style=\"background:#f9f9f9;\">\n<td style=\"padding:8px;\">IELTS \/ TOEFL writing task<\/td>\n<td style=\"padding:8px;\">Formal<\/td>\n<td style=\"padding:8px;\">&#8220;It could be argued that&#8230;&#8221;<\/td>\n<\/tr>\n<tr>\n<td style=\"padding:8px;\">Business presentation<\/td>\n<td style=\"padding:8px;\">Semi-formal to formal<\/td>\n<td style=\"padding:8px;\">&#8220;Today I will present&#8230;&#8221;<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Preparing for IELTS or TOEFL? Academic writing is deeply tied to formal register. The <a href=\"https:\/\/18kenglish.com\/ielts-toefl-academic-vocabulary-context-first-guide\/\">IELTS \/ TOEFL academic vocabulary guide<\/a> goes deeper into the vocabulary patterns that score well on the writing sections.<\/p>\n<h2>\u89c0\u770b\u5f71\u7247\u5b78\u66f4\u591a [Watch This Lesson to Learn More]<\/h2>\n<p>The BBC English Masterclass series is one of the best free resources for understanding English register. This lesson walks through real examples of formal and informal English and explains the underlying logic clearly:<\/p>\n<p style=\"text-align:center;\"><iframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/hdKYl8Tg_FQ\" title=\"Formal English and informal English \u2014 BBC English Masterclass\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen style=\"max-width:100%;\"><\/iframe><\/p>\n<h2>\u7df4\u7fd2\u984c [Practice Exercises: Switch the Register]<\/h2>\n<p>Take each informal sentence below and rewrite it in a formal style. A suggested answer follows each one.<\/p>\n<p><strong>Exercise 1:<\/strong> &#8220;Gonna send you the report by Friday.&#8221;<br \/>\n<strong>Formal:<\/strong> &#8220;I will submit the report by Friday.&#8221;<\/p>\n<p><strong>Exercise 2:<\/strong> &#8220;Can&#8217;t make the meeting tomorrow \u2014 something came up.&#8221;<br \/>\n<strong>Formal:<\/strong> &#8220;Unfortunately, I will not be able to attend tomorrow&#8217;s meeting due to a prior commitment.&#8221;<\/p>\n<p><strong>Exercise 3:<\/strong> &#8220;Let me know ASAP.&#8221;<br \/>\n<strong>Formal:<\/strong> &#8220;Please respond at your earliest convenience.&#8221;<\/p>\n<p><strong>Exercise 4:<\/strong> &#8220;I wanna work at your company.&#8221;<br \/>\n<strong>Formal:<\/strong> &#8220;I would like to apply for a position at your organization.&#8221;<\/p>\n<p><strong>Exercise 5:<\/strong> &#8220;The boss said we gotta redo the whole report.&#8221;<br \/>\n<strong>Formal:<\/strong> &#8220;We have been informed that the report requires a full revision.&#8221;<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/formal-english-phrases-professional-writing.jpg\" alt=\"formal English phrases professional writing \u2014 business communication Taiwan\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Practicing formal English rewriting exercises builds the automatic register-switching skill that fluent speakers use every day.<\/em><\/p>\n<p>If you got four or five correct, your register awareness is already strong. If you found the exercise difficult, go back to the vocabulary table and focus on the most common substitutions \u2014 those ten to fifteen pairs account for the majority of formal writing in Taiwan&#8217;s business context.<\/p>\n<h2>\u8a9e\u57df\u662f\u8b93\u82f1\u6587\u66f4\u6709\u8aaa\u670d\u529b\u7684\u95dc\u9375 [Register Is What Makes Your English Count]<\/h2>\n<p>Most Taiwanese English learners hit a ceiling where they can communicate clearly but cannot control the impression they make. Register is what closes that gap. The good news: you do not need a completely different vocabulary \u2014 you need to learn when to swap maybe 30 to 50 words and a handful of grammar patterns.<\/p>\n<p>The practical exercise that works best: pick any topic and write two short paragraphs about it \u2014 one to a friend via text, one as a professional email. Notice the specific words and structures you change. Those are your register signals. Over time, switching becomes automatic.<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/informal-english-friends-casual-talk.jpg\" alt=\"informal English friends casual talk \u2014 everyday conversation phrases\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Informal English with friends is natural and important \u2014 the goal is not to eliminate it, but to know when to switch.<\/em><\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/18kenglish.com\/wp-content\/uploads\/2026\/07\/english-vocabulary-formal-informal-pairs.jpg\" alt=\"English vocabulary formal vs informal word pairs \u2014 ESL Taiwan learners\" style=\"max-width:100%;\" \/><\/p>\n<p style=\"text-align:center;\"><em>Building a vocabulary of formal vs informal word pairs gives you deliberate control over your English register.<\/em><\/p>\n<h2>Sources<\/h2>\n<ol>\n<li><a href=\"https:\/\/www.bbc.co.uk\/learningenglish\/english\/features\/english-masterclass\/ep-6\" target=\"_blank\" rel=\"noopener\">BBC Learning English \u2014 English Masterclass: Formal and Informal English<\/a> \u2014 Comprehensive guide to formal and informal register with real examples.<\/li>\n<li><a href=\"https:\/\/www.britishcouncil.org\/voices-magazine\/formal-or-informal-top-tips-choosing-right-register\" target=\"_blank\" rel=\"noopener\">British Council \u2014 Formal or Informal? Top Tips for Choosing the Right Register<\/a> \u2014 Guidance on selecting the appropriate English register for different contexts.<\/li>\n<li><a href=\"https:\/\/learnenglish.britishcouncil.org\/grammar\/b1-b2-grammar\/formal-and-informal-language\" target=\"_blank\" rel=\"noopener\">British Council LearnEnglish \u2014 Formal and Informal Language (B1\u2013B2 Grammar)<\/a> \u2014 Grammar reference for formal vs informal English at intermediate to upper-intermediate level.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Quick Answer: Formal English uses complete sentences, professional vocabulary, and no contractions \u2014 &#8220;I do not agree.&#8221; 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