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:

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:

I like bananas, __________my brother doesn’t.

A. because

B. but

C. and

D. even though

Câu 4:

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

A. to pass

B. to fail

C. to get

D. to do

Câu 5:

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

A. aways

B. up

C. on

D. off

Câu 6:

My sister hair isn't _______

A. fast

B. curly

C. slim

D. sociable