Đáp án:
Giải thích các bước giải:
21/2020 nhân 2020 bé hơn 22/2019 nhân 2021
1. We are looking forward _____ you again soon. A. to see B. to seeing C. saw D. have seen 2. My mother was afraid to let the boy _____ the tree. A. to risk climbing B. to risk to climb C. risk climbing D. risk to climb 3. I remember _____ but he said I did not. A. to buy him a book B. buy him a book C. buying him a book D. to have bought him a book 4. Remember _____ john a present . today is his birthday. A. send B. to send C. sent D. sending 5. I suggest _____ some more mathematical puzzles. A. do B. to do C. doing D. done 6. Would you mind _____ the door? A. open B. to open C. opening D. opened 7. You should give up _____ or you will die of cancer. A. smoke B. to smoke C. smoking D. smoked 8. The driver stopped _____ a coffee because he felt sleepy. A. have B. to have C. having D. had 9. That old man tried to stop _____ because of his bad health. A. smoke B. smokes C. smoked D. smoking 10. There is nothing prevent us from______ the mystery of that palace. A. discover B. discovery C. discovering D. discoveries 11. Mr. Thomas does not allow people_____ in his office. A. smoke B. to smoke C. smoked D. smoking 12. We are not allowed _____ in that restricted area. A. to enter B. enter C. entering D. to entered 13. You had better _____ at home until you feel better. A. stay B. to stay C. staying D. stayed 14. The machine needs_____ . A. B and C are correct B. to be repaired C. repairing D. to repair 15. I couldn’t help _____ when I heard the story. A. laughing B. to laugh C. laughed D.laugh 16. Peter usually help his mother ______. A. to do housework B. do housework C. with housework D.all are correct 17. She used that money _____ a new car. A.buy B. buying C. to buy D. for buying 18. Can you manage_____ ______ the report in the morning? A. finishing / to write B. to finish / writing C. finishing / writing D. to finish / to write 19. Rex hotel was the best place for us _____. A. stays B. staying C. to stay D. stay 20. You can’t stop me from _____ what I want. A. doing B. do C. to do D. that I do 21. I must go now. I promise _______ late. A. not being B. not to be C. to not be D. I won’t be 22. Do you want ______ with you or do you want to go alone? A. me coming B. me to come C. that I will come D. that I come 23. I’m sure I locked the door. I clearly remember _____ it. A. locking B. to lock C. to have locked D. to be locked 24. She tried to be serious, but she couldn’t help ______. A. laughing B. to laugh C. that she laughed D. laugh 25. I like _____ the kitchen as often as possible. A. not cleaned B. clean C. to clean D. that I clean 26. He tried to avoid ______ my question. A. answering B. to answer C. answer D. how to answer 27. Could you please stop _______ so much noise? A. to make B. make C. to have make D. making 28. I enjoy ______ to music. A. listen B. to listen C. listening D. listened 29. Have you finished ______ your hair yet? A. wash B. washed C. washing D. to wash 30. If you walk into the road without looking, you risk _____ knocked down. A. been B. to be C. be D. being
cần trc 2h15!!!!!!!!!!!!!!!!!!!!!!!!!!!
Rewrite these sentences, using the words given in brackets
Làm câu trắc nghiệm từ câu 1 đến 15 hộ mk nha
biết liti có 2 đồng vị 6li và 7li , Ali= 6,94u . tim phần trăm của mỗi đồng vị
|x-1/2|-7=-3 Tìm x, giải chi tiết từng bước giúp Mik nha, mình xin cảm ơn ạ
“Tôi rất khiêm tốn nhưng cũng rất kiên quyết đề nghị mở ra một nhà băng lưu trữ trí nhớ có thể tồn tại được sau thảm họa hạt nhân Qua câu nói trên, em thấy Mác-két có sáng kiến gì? Sáng kiến ấy có ý nghĩa như thế nào?
Làm nhanh nhé Mik đang cần gấp ạ
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