Câu hỏi:

The students stopped ___ when their teacher entered the class room.

A. to talk

B. talking

C. talk

Câu 1:

You should remember ___ your warm clothes when it’s cold.

A. wear

B. wearing

C. to wear

Câu 2:

Your father bought you a new book, ___?

A. didn’t he

B. did he

C. does he

Câu 3:

I am late for the appointment, ___?

A. am I

B. am not I

C. aren’t I

Câu 4:

Den drove his car so fast, ___?

A. did he

B. didn’t he

C. could he

Câu 5:

Her classmates started ___ when she won the race.

A. shouted

B. shouting

C. shout

Câu 6:

We should follow the traffic rules strictly, ___?

A. shouldn’t we

B. don’t we

C. should we