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

A. broke off

B. broke down

C. broke out

D. broke in

Câu 1: Every day thousands of ______ fly the Atlantic for negotiations with American firms.

A. merchants

B. dealers

C. businessmen

D. tradesmen

Câu 2: ______ up children properly is mainly their parents’ duty.

A. Rearing

B. Breeding

C. Raising

D. Bringing

Câu 3: He’s not ______ of learning German in six months.

A. interested

B. inclined

C. able

D. capable

Câu 4: The book ___ two weeks ago.

A. came across

B. came by

C. came into

D. came out

Câu 5: As we wait no longer for the delivery of your order, we have to ______ it.

A. postpone

B. refuse

C. return

D. cancel

Câu 6: The bus ran over the cliff because its _______ failed.

A. brakes

B. controls

C. gears

D. signals