giúp mình vs ạ 
----- Nội dung dịch tự động từ ảnh -----
23. John has played the guitar since he was twelve.
A. John has started to play the guitar since he was twelve.
B. John began to play the guitar when he was twelve.
C. The last time John played the guitar was at the age of twelve.
D. It has been twelve years since John played the guitar.
EXERCISE 7: Choose the best answer to complete the following sentences.
24. She hurt herself while she
hide-and-seek with her friends.
D. was playing
D. were studying
A. is playing
B. had played
25. I first met her four years ago when we
A. had been studying B. are studying
26. The boys broke a window when they
A. played
B. were playing
27. Only after she
from a severe illness did she realize the importance of good health.
B. has recovered
C. had recovered
D. was recovering
C. half played
D. are playing
A. would recover
D. have all gone
D. had walked
28. The children
A. were all going
29. Paul noticed a job advertisement while he
B. would walk
to bed before their parents came home from work.
B. had all gone
C. had all been going
along the street.
A. was walking
him again since we
30. I
A. haven't met / have left B. haven't met / left
31. The party.
A. collect
C. walked
school ten years ago.
C. didn't meet / left
twenty bottles from various parts of the house yesterday.
B. collected
C. has collected
34. I'll do it
A. when I was finishing my first project
C. until I finished my first project
35. These quick and easy.
A. solve
36. Goods are
C. played
at a middle school.
32. I
there once a long time ago and
back since.
A. went / have not been B. was going / had not been C. go / am not
33.
,I will give you a call.
A. When I had arrived in Ha Noi
C. When I arrive in Ha Noi
A. change
37. The garden is
A. beauty
38. This school has an excellent
C. have been studying
football.
B. beautified
A. image
39. In spite of having a peasant
gained victories.
A. situation
with trees and flowers.
B. reputation
can be effective in the short term, but they have a cost.
B. solvable
C. solutions
D. solvability
as long as they are returned in good condition.
B. changes
C. changebility
D. changeable
C. beautifully
D. beautify
C. name
D. opinion
, Nguyen Hue had proved that he was really an excellent general, only
C. condition
D. background
B. experience
D. hadn't met/ had left
in the community.
D. was collecting
D. have gone / was
B. When I arrived in Ha Noi
D. When I was arriving in Ha Noi
B. after I had finish my first project
D. as soon as I have finished my first project