Câu hỏi: Geometry is a branch of mathematics .................the properties of lines, curves, shapes, and surfaces.

A. it is concerned with

B. which concern 

C. concern with 

D. that is concerned with

Câu 1: The more you talk about the situation,....................... 

A. it seems the worse

B. the worse it seems 

C. it seems worse

D. he worse does it seem 

Câu 2: ............., he wouldn’t have missed the train

A. If he listened to me

B. Unless she had listened to me

C. If he had listened to me

D. If he didn’t listen

Câu 3: 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 4: Having been delayed by heavy traffic,           

A. it was difficult for her to arrive on time

B. her being late was intolerable

C. it was impossible for her to arrive on time

D. she was unable to arrive on time

Câu 5: We’ll be late for the meeting...........

A. unless we hurry up

B. if we are in a hurry 

C. unless we will hurry up

D. when we are in a hurry

Câu 6: 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