Câu hỏi: It is essential................

A. that everyone to know what to do when there is a fire

B. for everyone who knows what to do in the event of fire 

C. that everyone know what to do when there is a fire 

D. for everyone knowing what to do in the event of fire 

Câu 1: He agreed to sign the contact                   

A. so he didn’t know much about that company

B. because he didn’t know much about that company’s director

C. although he didn’t know much about that company

D. in spite he knew much about it

Câu 2: The robbers attacked the owner of the house            

A. so that they would appear with the expensive painting

B. and disappeared with the expensive painting

C. but they appeared with the expensive painting

D. so they disappeared with the expensive painting 

Câu 3: 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 4: There were two small rooms in the beach house,                     served as a kitchen.

A. the smallest of which

B. smallest of that 

C. the smaller of which

D. the smaller of them

Câu 5: 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 6: 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