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duy5581
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Cho 21,1 g hỗn hợp kim loại Zn và Al tác dụng hết với dd HCl thấy thoát ra 14,56 lít H 2 (đktc). Khối lượng muối tạo ra trong dd là
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làm hộ mình hết chỗ này nhé: I. Choose one word that has the underlined part pronounced differently from the others by circling A, B, C, or D. 1. A. rulers B. cats C. books D. stamps 2. A. tenth B. math C. brother D. theater 3. A. has B. name C. family D. lamp II. Choose the word that is different from the others. 4. A. see B. thirsty C. hungry D. hot 5. A. in B. but C. of D. under III. Choose the best answer A, B, C or D to complete the sentences. 6. One of them .................an oval face. A. have B. having C. has D. had. 7. There is .................... bread on the table. A. a B. an C. some D. two. 8. Their cows produce .................. A. a lot of milk B. many milk C. lots milk D. a few milk 9. ……………..straight across the road. A. Don’t run B. Not run C. No run D. Can’t run 10. I learn music………………. : on Mondays and Fridays. A. two times a week B. once a week C. one a week D. twice a week 11. How many minutes are there in………… hour? A. a B. an C. the D. these 12. I eat an apple every morning. It’s my…………………fruit. A. good B. like C. favorite D. cold 13……is your uncle going to stay here? - ……………… about three days. A. How long - For B. How far - For C. How long - At D. How long - From 14. Ho Chi Minh city is .....................city in Viet Nam. A. big B. bigger C. the bigest D. the biggest 15. My French pen pal, Jack can speak six …………………fluently. A. speeches B. countries C. languages D. nationalities IV. Read and circle the best option A, B, C or D to complete the passage. It’s Sunday morning. The Browns are sitting in (16)……… living room. They are talking (17)……….. the dinner this evening. David likes beef and Susan does, too. He says that beef (18)………..good for children. Their father, Mr. Brown, prefers chicken to beef. He asks his wife to buy.. (19)… for him . Helen, their youngest daughter doesn’t want any meat. She would (20)……….. cakes and sweets. Mrs. Brown doesn’t like beef. She doesn’t like chicken, either. She likes fish, vegetables and fruit. She says that fish and vegetables (21) …………. good for old men and everybody.. (22)… to eat fruit. At last, they decide to go out... (23)… dinner ..(24)...Mrs. Brown says that she can’t cook so ... (25) … food for everybody in the family. 16. A. the B. a C.an D. to 17. A. with B. for C. about D. to 18. A. are B. has C. does D. is 19. A. little B. some C. any D. none 20. A. like B. likes C. have D. has 21. A. is B. have C. are D. do 22. A. need B. needs C. are D. have 23. A. to B. of C. with D. for 24. A. because B. but C. so D. and 25. A. many B. little C. much D. lots of V. There is a mistake in each sentence. Find and correct it. 26. I like watching TV. There are a good film on TV tonight. A B C D 27. What is he often do when it’s hot? A B C D 28. How much rooms are there in the new house? A B C D 29. I’m very thirsty. I like any apple juice. A B C D 30. How many childs does your sister have? A B C D

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