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mymy07102003
2 năm trước
Công thức phân tử dạng tổng quát của este mạch hở tạo bởi axit no đơn chức và ancol không no, có 1 liên kết đôi, đơn chức là A. CnH2n-2O2 B. CnH2nO2 C. CnH2n-4O2 D. CnH2n+1O2
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III. Em hãy chọn giới từ thích hợp để điền vào chỗ trống. 1. We are going to play tennis_____________ the afternoon. 2. We must be at home__________ 6 p.m. 3. I gave her a beautiíul painting______________ her birthday. 4. The World Cup often starts_____________ June 10th after every 4 years. 5. The museum is open_____________ 7 a.m____________ 5 p.m. IV. Hãy chọn đáp án đúng A, B, C, hoặc D để hoàn thành những câu sau đây. 1. What____ you_______ in this dark room? A. are… do B. are …. doing C. are….done D. x….do 2. What did he____________ to her yesterday? A. Said B. say C. says D. saying 3. I__________ . It’s harmful. A. never smoke B. am never smoking C. smoke D. smoking 4. I like living in this Street_____________ it is noisy. A. even though B. despite C. in spite of 5. Hong’s room is very dirty. Mine is much______________ . A. Clean B. cleaner C. cleaning 6. The play was very boring. It’s the__________ film I’ve ever seen. A. Worst B. best C. good 7. The children will be_____________ if he teaches them English. A. Happily B. happiness C. happy 8. Water___________ most of the Earth’s surface. A. Covers B. cover C. covered 9. “Have a nice trip!” – “_____________________ A. Thanks B. You’re welcome C. Goodbye 10. He went to the party __________Sunday. A. Last B. next C. since V. Hãy khoanh tròn đáp án đúng để hoàn thành các đoạn hội thoại sau. 1. “Could you please give me my dictionary?” – “___________________ ” A. Yes, I could. B. Sure. Here you are. C. No, I ,couldn’t. D. Yes, please. 2. “Are you doing anything tonight?” – “_____________________________________________ ” A. Yes, I’m doing anything tonight. B. No, I’m completely free tonight. C. I am doing tonight. D. I am not doing tonight. 3. “What does your father do?” – “______________________ ” A. He’s working in a factory. B. He’s sleeping. C. He’s fine. D. He’s good. 4. “How far is it from your house to your school?” – “_________________ ” A. It takes a long time. B. It is fine. C. It is about 2 km. D. I walk to school. 5. “How much are your new shoes?” – “___________________ A. They are 150,000 VND. B. They are made in Vietnam. C. They are good. D. I like them.

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