Giúp em với ạ
----- Nội dung dịch tự động từ ảnh -----
15. I have never played badminton before. This is the first time I .to play.
a. try
b. tried
c. have tried
d. am trying
I have heard nothing from him.
b. he left c. he has left
lunch, I looked for my bag.
16. Since ....
a. he had left
d. he was left
17. After I
a. had
b. had had e. have has
d. have had
18. By the end of next year, George . . English for two years.
a. will have leamed
b. will learm e. has learned
d. would learn
19. Henry . . into the restaurant when the writer was having dinner.
a. was going
b. went
c. has gone
d. did go
20. He will take the dog out for a walk as soon as he . . dinner
b. finishes c. will finish
a. finish
d. finishing