Câu hỏi: If you put too many potatoes in that paper-bag it will ______.

A. explode

B. crack

C. burst

D. overcrowd

Câu 1: The fog made it difficult for the driver to see when the traffic lights _____.

A. adjusted

B. moved

C. changed

D. removed

Câu 2: As there was a power cut in the hospital, the surgeon had to _____ the operation.

A. call for

B. call on

C. call off

D. call out

Câu 3: He spoke so quickly that I didn’t ______ what he said.

A. receive

B. accept

C. listen

D. catch

Câu 4: The country has a system of ______, most of which date from the nineteenth century.

A. channels

B. rivers

C. streams

D. canals

Câu 5: The specialist was under so much stress that he finally ________.

A. broke off

B. broke down

C. broke out

D. broke in

Câu 6: Do you mind if I ______ with my work while you are getting tea ready?

A. turn to

B. carry out

C. come on

D. carry on