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: He came up with the solution __________ every problem.

A. in

B. at

C. for

D. to

Câu 2: My friend and I _______ your sister tomorrow afternoon after she _______ her work.

A. will meet-will finish

B. will meet-has finished

C. will have met-has finished

D. will have met-will finish

Câu 3: When we were on holiday, we used ________ to the beach every day.

A. go

B. to go

C. going

D. gone

Câu 4: In the Us, the first stage of compulsory education_______as elementary education.

A. to be generally known

B. is generally known

C. generally known

D. is generally knowing

Câu 5: My mother told me __________ hard.

A. study

B. studying

C. to study

D. studied

Câu 6: The film was ______ through.

A. too long for us to see

B. very long for us to see it

C. too long for us seeing it

D. too long enough for us to see