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: The teacher asked her why she______the test.

A. didn’t do

B. doesn’t do

C. won’t do

D. can’t do

Câu 2: I’ll be in trouble if I _________my passport.

A. lose

B. will lose

C. lost

D. would lose

Câu 3: Do you find the internet ______, Nam?

A. use

B. used

C. useful

D. usefully

Câu 4: I asked her if she______the following exam.

A. will pass

B. would pass

C. passes

D. passed

Câu 5: If you’ve got a headache, why don’t you try _______an aspirin?

A. to take

B. taking

C. to be taken

D. being taken

Câu 6: They _________ in that house for several months.

A. live

B. are living

C. lived

D. have lived