Câu hỏi: The teacher..................... us how to do the experiment when the fire bell rang.

A. showed

B. shown

C. was showing

Câu 1: She ................ well at school but thatchanged when she became friends witha different group of girls.

A. did

B. had done

C. had been doing

Câu 2: They.......................personal computers when my father was a student.

A. hadn’t

B. didn’t havecorrect

C. weren’t having

Câu 3: The manager interviewed ........... candidates in turn.

A. each of the

B. each

C. every

Câu 4: I finished my essay yesterday but ………. it in to the tutor yet.

A. I’ve given 

B. I haven’t given 

C. I didn’t give

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: Nina was very............... because she got lots of present

A. interesting

B. lovely

C. happy