Phát biểu nào dưới đây là sai? A. Đà điểu có cấu tạo thích nghi với tập tính chạy nhanh trên thảo nguyên và hoang mạc khô nóng. D. Chim cú lợn được xếp vào nhóm chim bay. C. Chim cánh cụt có bộ lông dày để giữ nhiệt. B. Vịt trời được xếp vào nhóm chim bơi.

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giúp em với I/ Choose the best ones. 1. You should take morning exercises to stay ________ . A. health B. healthy C. unhealthy D. well 2. The children are filling in their medical ________ now. A. record B. records C. page D. books 3. The nurse needed to know Hoa`s _______ . A. tall B. high C. height D. length 4. She also wanted to _______ Hoa`s temperature. A. fill in B. measure C. took D. take 5. Now I need to weigh you. Would you get on the _______, please ? A. table B. desk C. scale D. scales 6. The students are having a medical _________ at the moment. A. Check- in B. checklist C. checkout D. check-up 7. He has one small cavity, but it is not ________ . A. Pleased B. serious C. happy D. unhappy 8. What is _______ with you ? I have a toothache. A. wrong B. matter C. appointment D. reason 9. The dentist ________ a cavity in Hoa`s tooth last week. A. fills B. fill C. filled D. is filling 10. Are you scared ______ seeing the dentist ? A. of B. about C. from D. on 11. Remember to wash and _____ your own clothes. A. brush B. iron C. fill in D. fill out 12. Eating too much candy and staying up late are bad _____ you. A. to B. with C. about D. for 13. Minh is nervous _______ he is going to see the dentist. A. why B. so C. because D. but 14. After the _______ filled a cavity in my tooth, it stopped hurting. A. nurse B. doctor C. mechanic D. dentist. 15. They _______ to Ha Long Bay last month. A. go B. went C. are going D. will go 16. Hoa _____ on the skirt but it did not fit. A. Try on B. tries on C. tried on D. will try on 17. “ Would you like to play tennis ? “ - “ ______ “ A. Yes, am B. No, I`m not C. No, I didn`t D. Yes, I`d love to. 18. You should brush your teeth ________ . A. care B. careful C. regular D. carefully. 19. “ What`s the matter with you ? “ __ “ _______ “ A. No, please B. You`re welcome C. I have a headache D. That sounds boring 20. I need to take your ______ . That`s normal. A. weight B. height C. weather D. temperature