Câu hỏi: He didn't know how to swim until he was 30.

A. It was not until he was 30 that he knew how to swim.

B. He knew how to swim after his 30s.

C. It took him 30 years to know how to swim.

D. He still didn't know how to swim until his 30s.

Câu 1: He doesn’t study hard, so he can fail the exam.

A. If he studies hard, he won’t fail the exam.

B. If he didn’t study hard, he wouldn’t fail the exam.

C. If he studied hard, he wouldn’t fail the exam.

D. If he hadn’t studied hard, he wouldn’t have failed the exam.

Câu 2: Sue is too slow to understand what you might say.

A. Sue is not enough quick to understand what you might say.

B. What you might say, Sue can understand slowly.

C. Sue is so slow to understand what you might say.

D. So slow is Sue that she can’t understand what you might say.

Câu 3: They are building a new highway around the city.

A. Around the city a new highway is being built.

B. A new highway is being built around the city.

C. A new highway is being built around the city by them

D. A new highway around the city is being built.

Câu 4: We have run out of the items you want.

A. We have to run out to buy the items you want.

B. The items you want are out of our shop.

C. For the items you want, we must run out.

D. The items you want have been out of stock.

Câu 5: It was so late that nothing could be done.

A. It was too late for nothing to be done.

B. It was too late for anything to be done.

C. It was such late that nothing could be done.

D. It was so late that nothing to be done.

Câu 6: When the unemployment rate is high, the crime rate is usually also high.

A. The unemployment rate and the crime rate are both high.

B. The unemployment rate is as high as crime rate.

C. The high rate of unemployment depends on the high rate of crime.

D. The higher unemployment rate is, the higher crime rate is.