12. waiting-> wait 

13. does not-> shouldn't 

14. are-> be 

15. prefers-> prefer 

16. passing-> to pass (fail+to V: thất bại làm việc gì) 

17. watching-> watch 

18. discovers-> discovered 

19. increasing-> increase 

20. Because-> Because of 

13. careful-> carefully 

14. maintains-> maintain 

15. neither i have-> neither have i

16. going-> go 

17. because-> because of 

18. did not meet-> haven't met 

19. women-> do women 

20. no longer-> anymore

21. i have seen-> have i seen 

22. my tiredness-> i was tired 

23. such-> so 

24. has be built-> hss been built  

25. was-> were 

26. take over-> took over 

27. lazy-> laziness 

28. no longer-> anymore 

29. any longer-> no longer 

30. she has complained-> has she complained 

31. glass was used-> was glass used 

32. alligators are-> are alligators 

33. i have read-> have i read 

34. bussinessman-> businessmen

35. disscussing-> discussed 

36. was-> who was 

37. are be windening-> are being winded

38. which-> that 

39. to who-> to whom 

40. since-> for 

41. was stole-> was stolen 

42. to tell-> telling 

43. who-> that

44. when-> where

45. washing-> washed 

46. that-> who 

46. that-> where 

47. interesting-> interested 

48. understood-> understand 

49. punishing-> punished 

50. entering-> to enter

12. wait 

13. Bỏ does 

14. are being 

15. prefer bỏ s

16. to pass 

17. watch 

18. discovered 

19. Increase 

20. because of 

13. carefully 

15. Neither have I

16. to go 

17. because of 

18. Last Monday 

19. do women bear 

20. in 

21. Have I

22. im tired 

23. was being 

31. was glass used 

32. are alligators on 

33. Have I read 

45. watched 

46. who 

47. interested 

48. understand 

49.punished 

50. to enter