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trinhminhvu727
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từ 1 tế bào mẹ lưỡng bội, qua 3 lần nguyên phân tạo ra số tế bào con là
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71. hich das do they go to school? A. From Monday to Thursday B From Friday to Saturday C. From Monday to Sunday D. From Monday to Friday 72. How long do they have a short rest? A. 15 minutes B. 25 minutes C 30 minutes D. 45 minutes 73. How many lessons do ther have in the morning? A.2 B. 3 D. 5 C.4 74. What time do they havve lunch? A. at 11.45 B. at 12.00 C. at 1.00 D. at 1.30 75. Where do they have lunch? A. at home B. in restaurants C. at school D. in cafes Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction ir each of the following questions. Câu 76: The alarm didn't go on this morning so Nam was late for school. C. so D. late for A. The B. go on Câu 77: 1 go to Mexico with my girlfriend in the summer of 2006. B. with C. the D. of A. go Cầu 78: That is the man which told me the bad news. C. told D.news A. That B. which Câu 79: My vounger brother have worked in a bank for a long time. B. have C. a D.for A. younger Câu 80: How many teachers and students there are in your school? C. there are D. in A. How many B. and Giúp tối với

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