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loga2222
2 năm trước
Viết các ptpu sau: a. Thủy phân etyl axetat trong môi trường axit. b. Thủy phân metyl acrylat trong dd NaOH. c. Thủy phân isopropyl fomat trong môi trường axit. d. Thủy phân vinyl axetat trong môi trường axit. e. Xà phòng hóa phenyl propionat trong dd KOH dư.
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I. Complete the sentences with the correct form of the verb in brackets: Infinitive or Gerund 1. I can’t stand people (ask) me questions all the time. 2. Tracy promised (help) Owen with his packing. 3. Her brother is very keen on (swim) . 4. It’s not worth (queue) for the tickets because you can book them by telephone. 5. The company seems (make) good progress this year. 6. I’m afraid I’m very bad at (learn) languages. 7. It was a difficult exam, but Jennifer managed (pass) it. 8. She forgave her sister for (deceive) her. 9. Although we tried to stop him, he kept on (talk) . 10. I failed (get) in touch with him. 11. The snow prevented the train from (arrive) on time. 12. Jane is looking forward to (spend) three weeks in California. 13. It’s no use (tell) him. He is not interested. 14. I happened (find) this old photograph while I was tidying my room. 15. Since coming here, I’ve got used to (go) to bed early. Các bạn làm giúp mik với !!!

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