Câu hỏi: – Do you have to buy this hat? – No, I _____. It isn't necessary.

A. mustn't

B. won't

C. needn't

D. don't need

Câu 1: There _______ a flower vase, a jar of jam, and some flour on the table.

A. be

B. is

C. are

D. were

Câu 2: It’s necessary __________ your listening and writing skills.

A. to improve

B. improve

C. improving

D. improved

Câu 3: He came up with the solution __________ every problem.

A. in

B. at

C. for

D. to

Câu 4: At the end of the story, the prince and princess fall _________ love with each other.

A. in

B. on

C. for

D. at

Câu 5: Your sister used to visit you quite often, ________?

A. didn't she

B. doesn't she

C. wouldn't she

D. hadn't she

Câu 6: We decided ________ at home this afternoon.

A. staying

B. stayed

C. stay

D. to stay