Câu hỏi: Most scientists know him well. However, very few ordinary people have heard of him.

A. Many ordinary people know him better than most scientists do.

B. Although he is well known to scientists, he is little known to the general public.

C. He is the only scientist that is not known to the general public.

D. Not only scientists but also the general public know him as a big name.

Câu 1: I forgot to lock the door before leaving.

A. I didn’t remember whether I locked the door before leaving.

B. I remembered that I left the door locked before going out.

C. I locked the door before leaving, but I forgot about it.

D. I left without remembering to lock the door.

Câu 2: It was such a boring speech that we began to yawn.

A. The speech was very boring that we began to yawn.

B. It was so a boring speech that we began to yawn.

C. The speech was too boring that we began to yawn.

D. The speech was so boring that we began to yawn.

Câu 3: They think that the prisoner escaped by climbing over the wall.

A. The prisoner is thought to escape by climbing over the wall.

B. The prisoner is thought escaped by climbing over the wall.

C. The prisoner is thought having escaped by climbing over the wall.

D. The prisoner is thought to have escaped by climbing over the wall.

Câu 4: It was only when I left home that I realized how much my family meant to me.

A. As soon as I left home, I found out what a family could do without.

B. I left home and didn’t realize how meaningful my family was.

C. Not until I left home did I realize how much my family meant to me.

D. Before I left home, I realized how much my family meant to me.

Câu 5: John said, “You’d better not lend them any money, Daisy.”

A. John asked Daisy if she had lent them any money.

B. John commanded Daisy not to lend them any money.

C. John advised Daisy not to lend them any money.

D. John ordered Daisy not to lend them any money.

Câu 6: His colleagues gave him a present when he retired.

A. He was given a present when he retired.

B. A present was given by his colleagues when he retired.

C. He was given a present by his colleagues when he retired.

D. A present was given him when he retired.