Câu hỏi: The manager interviewed ........... candidates in turn.

A. each of the

B. each

C. every

Câu 1: They.......................personal computers when my father was a student.

A. hadn’t

B. didn’t havecorrect

C. weren’t having

Câu 2: Nina and her friends had a great time, singing and dancing and............. to their favourite music.

A. listening

B. hearing

C. looking

Câu 3: When they had to go, everybody ................. Nina and her mother for the party.

A. said

B. thanked

C. told

Câu 4: She................ well at school but that changed when she became friends with a different group of girls.

A. did

B. had done

C. had been doing

Câu 5: While we’re working on the project ourboss ................ on a beach in Greece!

A. will sit 

B. will have sat

C. will be sitting

Câu 6: ............. the experiment three timesnow with different results each time!

A. We’ve done

B. We did

C. We’ve been doing