Câu hỏi:

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

A. use

B. save

C. spend

D. take

Câu 1:

I like bananas, __________my brother doesn’t.

A. because

B. but

C. and

D. even though

Câu 2:

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

A. to pass

B. to fail

C. to get

D. to do

Câu 3:

My sister hair isn't _______

A. fast

B. curly

C. slim

D. sociable

Câu 4:

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

A. over

B. on

C. in

D. off

Câu 5:

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

A. but

B. however

C. and

D. therefore

Câu 6:

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

A. contact

B. contacting

C. to contact

D. be contacted