Câu hỏi: The bus ran over the cliff because its _______ failed.

A. brakes

B. controls

C. gears

D. signals

Câu 1: If your bicycle ______ comes off, it is almost impossible te put it back on without getting oil on your hands.

A. ring

B. belt

C. steel

D. chain

Câu 2: The country has a system of ______, most of which date from the nineteenth century.

A. channels

B. rivers

C. streams

D. canals

Câu 3: As we wait no longer for the delivery of your order, we have to ______ it.

A. postpone

B. refuse

C. return

D. cancel

Câu 4: Several prisoners _______ from their guards and escaped.

A. broke away

B. broke out

C. broke through

D. broke down

Câu 5: The fog made it difficult for the driver to see when the traffic lights _____.

A. adjusted

B. moved

C. changed

D. removed

Câu 6: How much would you ______ for repairing my watch?

A. charge

B. cost

C. spend

D. demand