Câu hỏi:

My shoes are dirty. I’d better take them ________before I come in.

A. aways

B. up

C. on

D. off

Câu 1:

Please turn __________ the gas. I want to cook my lunch.

A. over

B. on

C. in

D. off

Câu 2:

If there is a mechanical problem, we suggest ______ the manufacturer directly.

A. contact

B. contacting

C. to contact

D. be contacted

Câu 3:

If you want to save money, you should ________the amount of water your family use

A. increase

B. reduce

C. adapt

D. repair

Câu 4:

We decided not to go out for meal _________ we were too tired.

A. but

B. because

C. so

D. and

Câu 5:

What _____ of learning English do you find most difficult? Is it grammar rules or speaking?

A. type

B. form

C. kind

D. aspect

Câu 6:

Of course as a student I want _____ all the exams.

A. to pass

B. to fail

C. to get

D. to do