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:

Our energy will soon come to an end if we don’t__________ it.

A. use

B. save

C. spend

D. take

Câu 2:

My sister hair isn't _______

A. fast

B. curly

C. slim

D. sociable

Câu 3:

Who is going to __________ your children when you’re at work?

A. look for

B. look up

C. look after

D. look out

Câu 4:

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

A. but

B. because

C. so

D. and

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:

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

A. in

B. off

C. into

D. on