Câu hỏi: Every day thousands of ______ fly the Atlantic for negotiations with American firms.

A. merchants

B. dealers

C. businessmen

D. tradesmen

Câu 1: As we wait no longer for the delivery of your order, we have to ______ it.

A. postpone

B. refuse

C. return

D. cancel

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

A. explode

B. crack

C. burst

D. overcrowd

Câu 4: He’s not ______ of learning German in six months.

A. interested

B. inclined

C. able

D. capable

Câu 5: How much would you ______ for repairing my watch?

A. charge

B. cost

C. spend

D. demand

Câu 6: Large waves were ______ on the seashore.

A. going

B. running

C. hitting

D. breaking