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: My mother told me __________ hard.

A. study

B. studying

C. to study

D. studied

Câu 2: If I __________a lot of money now, I ______________a new car.

A. have /will buy

B. have / would buy

C. had/ will buy

D. had/ would buy

Câu 3: We decided ________ at home this afternoon.

A. staying

B. stayed

C. stay

D. to stay

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: Ba always ____________ the homework before going to class.

A. does

B. dos

C. do

D. is doing

Câu 6: In the USA students ________ school uniform.

A. wore

B. wearing

C. don't wear

D. not wear