Câu hỏi: She………… while I was cooking.

A. was phoning

B. will phone

C. phones

D. phoned

Câu 1: Tay Bac university ……. in Son la town for two years.

A. was built

B. is built

C. have been built

D. has been built

Câu 2: I don’t think life ……. better in the future.

A. won’t 

B. will be

C. be

D. is

Câu 3:  They found it is impossible ……… their problems.

A. solve

B. to solve

C. solved

D. solving

Câu 4:  If he worked harder, he ………….

A. will be promoted

B. will have been promoted

C. had been promoted

D. would be promoted

Câu 5: All students at Tay Bac university ……… uniforms on Monday.

A. are asked to wear

B. ask to wear

C. asked to wear

D. to asked wearing

Câu 6: ……… I was a child, I used to play football.

A. As soon as

B. While

C. When

D. If