Câu hỏi: Scientists say forests are being destroyed by air pollution. 

A. Scientists are blamed for destroying forests.

B. Scientists blame air pollution for the destruction of forests.

C. Forests are said to destroy air pollution.

D. According to scientists, there's much air pollution in the forests. 

Câu 1: The instructions from air traffic control were not fully explicit, and......................

A. so that the pilot made an error and crashed

B. as a result, the pilot made an error and crashed 

C. therefore the pilot made it crash 

D. resulting from the pilot crashing the plane 

Câu 2: She regretfully told him that,                  

A. she has come to the party

B. she won't come to the party

C. she hadn't come to the party

D. she has to go to the party 

Câu 3: Those boys took a long ladder............

A. so they will get the ball from the roof

B. and then get the ball from the roof 

C. in order to get the ball from the roof

D. so that the ball from the roof

Câu 4: In bacteria and other organisms, ............

A. it is the DNA that provides the genetic information

B. which is the DNA that provides the genes

C. the DNA providing the genetic information

D. the DNA that provides the genetic information 

Câu 5: here isn't much call for cars with large engines any more. 

A. No longer are cars bought by telephoning.

B. Not many people want to buy cars with large engines any more.

C. More and more people want to buy cars with large engines.

D. People didn't use to buy cars with large engines. 

Câu 6: He won't find a seat unless he's got a ticket. 

A. Because he has got a ticket already, he will find a seat. 

B. He can't find a seat although he has a ticket.

C. He will only get a seat if he has a ticket.

D. He will be able to get a ticket when he finds a seat.