{"id":1044,"date":"2026-03-01T23:15:27","date_gmt":"2026-03-01T23:15:27","guid":{"rendered":"https:\/\/18kenglish.com\/2026\/03\/01\/dolphins-elementary\/"},"modified":"2026-04-06T14:50:22","modified_gmt":"2026-04-06T14:50:22","slug":"dolphins-worksheet-elementary-18k","status":"publish","type":"post","link":"https:\/\/18kenglish.com\/vi\/ca-heo-tieu-hoc\/","title":{"rendered":"B\u00e0i t\u1eadp v\u1ec1 c\u00e1 heo | \u0110\u1ecdc hi\u1ec3u d\u00e0nh cho h\u1ecdc sinh ti\u1ec3u h\u1ecdc (ESL)"},"content":{"rendered":"
\ud83d\udcc8 B\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng cho th\u1eed th\u00e1ch ch\u01b0a?<\/strong> H\u00e3y th\u1eed Phi\u00ean b\u1ea3n n\u00e2ng cao (C\u1ea5p \u0111\u1ed9 F)<\/strong><\/a> c\u1ee7a b\u00e0i t\u1eadp n\u00e0y!<\/div>\n
\n
\"C\u00e1<\/figure>\n<\/div>\n

\u0110o\u1ea1n v\u0103n \u0111\u1ecdc<\/h2>\n

C\u00e1 heo l\u00e0 m\u1ed9t trong s\u1ed1 \u0111\u00f3 th\u00f4ng minh nh\u1ea5t<\/strong> \u0110\u1ed9ng v\u1eadt bi\u1ec3n. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1 \u2013 ch\u00fang l\u00e0... \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa<\/strong> Gi\u1ed1ng nh\u01b0 ch\u00fang ta! C\u00e1 heo th\u1edf b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 ph\u1ea3i ngoi l\u00ean m\u1eb7t n\u01b0\u1edbc. C\u00e1 heo con b\u00fa s\u1eefa m\u1eb9.<\/p>\n

C\u00e1 heo s\u1ed1ng theo nh\u00f3m g\u1ecdi l\u00e0 v\u1ecf qu\u1ea3<\/strong>. M\u1ed9t \u0111\u00e0n c\u00e1 heo c\u00f3 th\u1ec3 c\u00f3 t\u1eeb 10 \u0111\u1ebfn 30 con. Ch\u00fang h\u1ee3p t\u00e1c v\u1edbi nhau \u0111\u1ec3 t\u00ecm th\u1ee9c \u0103n v\u00e0 gi\u1eef an to\u00e0n. C\u00e1 heo r\u1ea5t... x\u00e3 h\u1ed9i<\/strong> \u0111\u1ed9ng v\u1eadt v\u00e0 th\u00edch ch\u01a1i \u0111\u00f9a.<\/p>\n

\"C\u00e1<\/figure>\n

C\u00e1 heo giao ti\u1ebfp v\u1edbi nhau b\u1eb1ng c\u00e1ch n\u00e0o nh\u1ea5p chu\u1ed9t<\/strong> v\u00e0 ti\u1ebfng hu\u00fdt s\u00e1o. M\u1ed7i con c\u00e1 heo \u0111\u1ec1u c\u00f3 ti\u1ebfng hu\u00fdt s\u00e1o \u0111\u1eb7c bi\u1ec7t c\u1ee7a ri\u00eang m\u00ecnh, gi\u1ed1ng nh\u01b0 m\u1ed9t c\u00e1i t\u00ean. Ch\u00fang s\u1eed d\u1ee5ng \u00e2m thanh \u0111\u1ec3 t\u00ecm c\u00e1 trong v\u00f9ng n\u01b0\u1edbc t\u1ed1i. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang<\/strong>.<\/p>\n

C\u00e1 heo th\u1eadt tuy\u1ec7t v\u1eddi ng\u01b0\u1eddi b\u01a1i<\/strong>. Ch\u00fang c\u00f3 th\u1ec3 b\u01a1i v\u1edbi t\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 35 km\/gi\u1edd. Ch\u00fang nh\u1ea3y ra kh\u1ecfi m\u1eb7t n\u01b0\u1edbc v\u00e0 th\u1ef1c hi\u1ec7n nh\u1eefng c\u00fa l\u1ed9n nh\u00e0o. C\u00e1 heo r\u1ea5t... vui t\u01b0\u01a1i<\/strong> v\u00e0 th\u00edch l\u01b0\u1edbt s\u00f3ng g\u1ea7n c\u00e1c thuy\u1ec1n.<\/p>\n

C\u00e1 heo c\u0169ng gi\u00fap \u00edch cho con ng\u01b0\u1eddi. Ch\u00fang c\u00f3 \u0111\u01b0\u1ee3c gi\u1ea3i c\u1ee9u<\/strong> con ng\u01b0\u1eddi d\u01b0\u1edbi \u0111\u1ea1i d\u01b0\u01a1ng. C\u00e1c nh\u00e0 khoa h\u1ecdc nghi\u00ean c\u1ee9u c\u00e1 heo \u0111\u1ec3 t\u00ecm hi\u1ec3u v\u1ec1 tr\u00ed th\u00f4ng minh<\/strong>. Ch\u00fang ta ph\u1ea3i b\u1ea3o v\u1ec7 c\u00e1 heo v\u00e0 gi\u1eef cho \u0111\u1ea1i d\u01b0\u01a1ng s\u1ea1ch s\u1ebd v\u00ec ch\u00fang.<\/p>\n

\n
T\u1ea3i xu\u1ed1ng m\u1eabu b\u00e0i t\u1eadp PDF c\u00f3 th\u1ec3 in \u0111\u01b0\u1ee3c<\/a><\/div>\n<\/div>\n

M\u1ee9c \u0111\u1ed9:<\/strong> C\u1ea5p \u0111\u1ed9 C<\/p>\n

A. Gh\u00e9p t\u1eeb v\u1ef1ng<\/h2>\n

H\u00e3y gh\u00e9p m\u1ed7i t\u1eeb v\u1edbi \u0111\u1ecbnh ngh\u0129a t\u01b0\u01a1ng \u1ee9ng c\u1ee7a n\u00f3.<\/em><\/p>\n

\n
\n

1. th\u00f4ng minh nh\u1ea5t<\/strong> ______<\/p>\n

2. \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa<\/strong> ______<\/p>\n

3. v\u1ecf qu\u1ea3<\/strong> ______<\/p>\n

4. x\u00e3 h\u1ed9i<\/strong> ______<\/p>\n

5. nh\u1ea5p chu\u1ed9t<\/strong> ______<\/p>\n

6. \u0111\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang<\/strong> ______<\/p>\n

7. ng\u01b0\u1eddi b\u01a1i<\/strong> ______<\/p>\n

8. vui t\u01b0\u01a1i<\/strong> ______<\/p>\n

9. \u0111\u01b0\u1ee3c gi\u1ea3i c\u1ee9u<\/strong> ______<\/p>\n

10. tr\u00ed th\u00f4ng minh<\/strong> ______<\/p>\n<\/div>\n

\n

a. \u0111\u1ed9ng v\u1eadt u\u1ed1ng s\u1eefa m\u1eb9<\/p>\n

b. ng\u01b0\u1eddi th\u00f4ng minh nh\u1ea5t<\/p>\n

c. S\u1eed d\u1ee5ng \u00e2m thanh \u0111\u1ec3 t\u00ecm \u0111\u1ed3 v\u1eadt<\/p>\n

d. m\u1ee9c \u0111\u1ed9 th\u00f4ng minh c\u1ee7a m\u1ed9t th\u1ee9 g\u00ec \u0111\u00f3<\/p>\n

e. c\u00e1c nh\u00f3m c\u00e1 heo<\/p>\n

f. th\u00edch ch\u01a1i \u0111\u00f9a v\u00e0 vui v\u1ebb<\/p>\n

g. th\u00edch \u1edf c\u00f9ng ng\u01b0\u1eddi kh\u00e1c<\/p>\n

h. \u00e2m thanh ng\u1eafn, s\u1eafc b\u00e9n<\/p>\n

i. \u0111\u01b0\u1ee3c c\u1ee9u tho\u00e1t kh\u1ecfi nguy hi\u1ec3m<\/p>\n

j. \u0111\u1ed9ng v\u1eadt di chuy\u1ec3n trong n\u01b0\u1edbc<\/p>\n<\/div>\n<\/div>\n

B. \u0110\u00fang hay Sai<\/h2>\n

H\u00e3y vi\u1ebft T (\u0110\u00fang) ho\u1eb7c F (Sai) cho m\u1ed7i c\u00e2u.<\/em><\/p>\n

    \n
  1. C\u00e1 heo l\u00e0 m\u1ed9t lo\u1ea1i c\u00e1. ______<\/li>\n
  2. C\u00e1 heo th\u1edf b\u1eb1ng kh\u00f4ng kh\u00ed. ______<\/li>\n
  3. M\u1ed9t \u0111\u00e0n c\u00e1 heo c\u00f3 th\u1ec3 c\u00f3 t\u1eeb 10 \u0111\u1ebfn 30 con. ______<\/li>\n
  4. C\u00e1 heo s\u1ed1ng \u0111\u01a1n \u0111\u1ed9c. ______<\/li>\n
  5. M\u1ed7i con c\u00e1 heo \u0111\u1ec1u c\u00f3 ti\u1ebfng hu\u00fdt s\u00e1o ri\u00eang. ______<\/li>\n
  6. C\u00e1 heo c\u00f3 th\u1ec3 b\u01a1i r\u1ea5t nhanh. ______<\/li>\n
  7. \u0110\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng \u0111\u1ec3 t\u00ecm ki\u1ebfm v\u1eadt th\u1ec3. ______<\/li>\n
  8. C\u00e1 heo \u0111\u00e3 c\u1ee9u s\u1ed1ng con ng\u01b0\u1eddi. ______<\/li>\n
  9. C\u00e1 heo con u\u1ed1ng s\u1eefa. ______<\/li>\n<\/ol>\n
    \"C\u00e1<\/figure>\n

    C. \u0110i\u1ec1n v\u00e0o ch\u1ed7 tr\u1ed1ng<\/h2>\n

    Ng\u00e2n h\u00e0ng t\u1eeb v\u1ef1ng:<\/strong> th\u00f4ng minh nh\u1ea5t | \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa | b\u1ea7y \u0111\u00e0n | x\u00e3 h\u1ed9i | nh\u00f3m | tinh ngh\u1ecbch | \u0111\u01b0\u1ee3c gi\u1ea3i c\u1ee9u<\/p>\n

      \n
    1. C\u00e1 heo l\u00e0 m\u1ed9t trong nh\u1eefng lo\u00e0i \u0111\u1ed9ng v\u1eadt _______________ \u1edf \u0111\u1ea1i d\u01b0\u01a1ng.<\/li>\n
    2. C\u00e1 heo l\u00e0 _______________, kh\u00f4ng ph\u1ea3i c\u00e1.<\/li>\n
    3. C\u00e1 heo s\u1ed1ng theo \u0111\u00e0n g\u1ecdi l\u00e0 _______________.<\/li>\n
    4. C\u00e1 heo giao ti\u1ebfp b\u1eb1ng _______________ v\u00e0 ti\u1ebfng hu\u00fdt s\u00e1o.<\/li>\n
    5. C\u00e1 heo \u0111\u00e3 _______________ ng\u01b0\u1eddi \u1edf \u0111\u1ea1i d\u01b0\u01a1ng.<\/li>\n<\/ol>\n

      D. C\u00e2u h\u1ecfi hi\u1ec3u b\u00e0i<\/h2>\n
        \n
      1. T\u1ea1i sao c\u00e1 heo kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1?<\/li>\n
      2. V\u1ecf qu\u1ea3 l\u00e0 g\u00ec?<\/li>\n
      3. C\u00e1 heo giao ti\u1ebfp v\u1edbi nhau nh\u01b0 th\u1ebf n\u00e0o?<\/li>\n
      4. \u0110\u1ecbnh v\u1ecb b\u1eb1ng ti\u1ebfng vang l\u00e0 g\u00ec?<\/li>\n
      5. C\u00e1 heo c\u00f3 th\u1ec3 b\u01a1i nhanh \u0111\u1ebfn m\u1ee9c n\u00e0o?<\/li>\n<\/ol>\n
        \"B\u00e0i<\/figure>\n

        E. C\u00e2u h\u1ecfi th\u1ea3o lu\u1eadn<\/h2>\n

        H\u00e3y th\u1ea3o lu\u1eadn nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y v\u1edbi b\u1ea1n c\u00f9ng nh\u00f3m ho\u1eb7c vi\u1ebft c\u00e2u tr\u1ea3 l\u1eddi c\u1ee7a b\u1ea1n.<\/em><\/p>\n

          \n
        1. B\u1ea1n c\u00f3 mu\u1ed1n b\u01a1i c\u00f9ng c\u00e1 heo kh\u00f4ng? T\u1ea1i sao?<\/li>\n
        2. Theo b\u1ea1n, t\u1ea1i sao c\u00e1 heo l\u1ea1i th\u00f4ng minh \u0111\u1ebfn v\u1eady?<\/li>\n
        3. Ch\u00fang ta c\u00f3 th\u1ec3 l\u00e0m g\u00ec \u0111\u1ec3 gi\u00fap b\u1ea3o v\u1ec7 c\u00e1 heo?<\/li>\n<\/ol>\n
          \n\ud83d\udcdd Nh\u1ea5p chu\u1ed9t \u0111\u1ec3 xem \u0111\u00e1p \u00e1n<\/summary>\n
          \n

          Ki\u1ec3m tra \u0111\u00e1p \u00e1n c\u1ee7a b\u1ea1n b\u00ean d\u01b0\u1edbi.<\/em><\/p>\n

          A. T\u1eeb v\u1ef1ng:<\/strong> 1-b, 2-a, 3-e, 4-g, 5-h, 6-c, 7-j, 8-f, 9-i, 10-d<\/p>\n

          B. \u0110\u00fang\/Sai:<\/strong> 1-F, 2-T, 3-T, 4-F, 5-T, 6-T, 7-F, 8-T, 9-T<\/p>\n

          C. \u0110i\u1ec1n v\u00e0o ch\u1ed7 tr\u1ed1ng:<\/strong> 1-th\u00f4ng minh nh\u1ea5t, 2-\u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa, 3-b\u1ea7y, 4-ti\u1ebfng click, 5-\u0111\u01b0\u1ee3c gi\u1ea3i c\u1ee9u<\/p>\n

          D. Kh\u1ea3 n\u0103ng hi\u1ec3u:<\/strong> 1. Ch\u00fang l\u00e0 \u0111\u1ed9ng v\u1eadt c\u00f3 v\u00fa \u2013 ch\u00fang th\u1edf b\u1eb1ng kh\u00f4ng kh\u00ed v\u00e0 u\u1ed1ng s\u1eefa; 2. M\u1ed9t \u0111\u00e0n c\u00e1 heo; 3. S\u1eed d\u1ee5ng ti\u1ebfng k\u00eau l\u00e1ch c\u00e1ch v\u00e0 ti\u1ebfng hu\u00fdt s\u00e1o; 4. S\u1eed d\u1ee5ng \u00e2m thanh \u0111\u1ec3 t\u00ecm \u0111\u1ed3 v\u1eadt trong n\u01b0\u1edbc t\u1ed1i; 5. T\u1ed1c \u0111\u1ed9 l\u00ean \u0111\u1ebfn 35 km\/gi\u1edd<\/p>\n<\/div>\n<\/details>\n

          \n

          Xem to\u00e0n b\u1ed9 b\u1ed9 s\u01b0u t\u1eadp c\u1ee7a ch\u00fang t\u00f4i c\u00e1c b\u00e0i t\u1eadp v\u00e0 t\u00e0i li\u1ec7u h\u1ecdc t\u1eadp ti\u1ebfng Anh cho ng\u01b0\u1eddi h\u1ecdc ESL mi\u1ec5n ph\u00ed<\/a> Bao g\u1ed3m v\u0103n h\u00f3a \u0110\u00e0i Loan, khoa h\u1ecdc, l\u1ecbch s\u1eed th\u1ebf gi\u1edbi v\u00e0 nhi\u1ec1u h\u01a1n n\u1eefa.<\/p>","protected":false},"excerpt":{"rendered":"

          \ud83d\udcc8 S\u1eb5n s\u00e0ng cho th\u1eed th\u00e1ch? H\u00e3y th\u1eed phi\u00ean b\u1ea3n N\u00e2ng cao (C\u1ea5p \u0111\u1ed9 F) c\u1ee7a b\u00e0i t\u1eadp n\u00e0y! \u0110o\u1ea1n v\u0103n \u0111\u1ecdc hi\u1ec3u: C\u00e1 heo l\u00e0\u2026<\/p>","protected":false},"author":1,"featured_media":1269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[252],"tags":[437,456,317,268,318,458,355,351,350,187,353,457],"class_list":["post-1044","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-worksheets","tag-animal-vocabulary","tag-dolphins","tag-english-worksheet","tag-esl-worksheet","tag-free-esl-resources","tag-intelligence","tag-marine-biology","tag-marine-life","tag-ocean-animals","tag-reading-comprehension","tag-sea-creatures","tag-457"],"taxonomy_info":{"category":[{"value":252,"label":"Worksheets"}],"post_tag":[{"value":437,"label":"animal 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