Đây là tài liệu luyện tập môn Tiếng Anh phần Tìm lỗi sai (chia làm 3 cấp độ-khoảng 2000 câu) định dạng Microsoft Office Word (có đáp án), giúp giáo viên và học sinh rất dễ dàng sử dụng và copy. Find a mistake among the four underlined parts of each sentence: I. PART A (510 SENTENCES ) 1. What is the higher mountain in the world? A. What B. is C. higher D. in 2. I wish my mother gives me presents more often. A. wish B. gives C. me D. more often 3. The teacher was pleasing with the result of your examination. A. The B. was C. pleasing D. of 4. The little boy didn't know how lacing his shoes. A. The little boy B. didn't C. how D. lacing 5. You are quite so thin that you can slip between the bars. A. are B. quite so C. can slip D. between 6. To turn on the light, I was surprised at what I saw. A. To turn B. on C. was D. at 7. I would rather live on a farm than to live in a city. A. would rather B. live C. on D. to live 8. The school library is free and open for all the pupils and teaching staff. A. is B. and C. for D. all 9. Why don't you borrow books in the local lending library? A. Why B. don't C. borrow D. in 10. He had to admit that there were something in what mother kept saying. A. admit B. were C. what D. saying 11. The students suggested buying flowers for the teachers in the Teachers' Day. A. The students B. buying C. for D. in 12. No one have solved such a difficult problem. A. have B. solved C. such D. difficult 13. During their meat, they discussed what to do at the weekend. A. During B. meat C. to do D. at 14. If you write the essay careful, you will get good mark. A. If B. write C. careful D. will 15. Ordinary Americans are friendly and not afraid to show its feelings. A. Ordinary B. are C. not D. its 16. The girl who were injured in the accident is now in hospital. A. who B. were C. in D. is 17. Thank you very much of the present that you sent me. A. very B. much C. of D. that 18. There wasn't some directory in the telephone box from which I was phoning. A. wasn't B. some C. the D. from 19. The man who I was waiting for didn't turn up. A. The man B. who C. was D. for 20. Women wear make-up to beautiful themselves. A. wear B. make-up C. beautiful D. themselves 21. Mai and Lan have a row because they have misunderstood one another. A. have B. because C. misunderstood D. one another 22. The workers are building a new bridge which is 150 meters in high. A. building B. a new bridge C. which D. high 23. It's no use asking them keep quiet. A. no use B. asking C. them D. keep 24. This text is too long for me to read it. A. is B. long C. to read D. it 25. I can't get used to doing so difficult exercises. A. can't B. used C. doing D. so 26. My father doesn't know speak English. A. My B. doesn't C. speak D. English 27. She behaves as if she was a baby. A. behaves B. as if C. was D. a 28. You wanted me to tell you about what I was doing here and how was my life. A. to tell B. about C. was doing D. was 29. The course is good, but more hard than I thought. A. is B. but C. more hard D. thought 30. Sleeping all day, to eat too much and never going out is unhealthy. A. Sleeping B. to eat C. much D. never còn nữa .