Câu hỏi:

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

A. contact

B. contacting

C. to contact

D. be contacted

Câu 1:

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

A. but

B. because

C. so

D. and

Câu 2:

Mary’s eyes are weak, __________, she has to wear glasses.

A. but

B. however

C. and

D. therefore

Câu 3:

My sister hair isn't _______

A. fast

B. curly

C. slim

D. sociable

Câu 4:

The children like to put ___________ nice clothes when they go out.

A. in

B. off

C. into

D. on

Câu 5:

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

A. to pass

B. to fail

C. to get

D. to do

Câu 6:

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

A. increase

B. reduce

C. adapt

D. repair