Câu hỏi: 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 1: 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 2: It takes him thirty minutes to go ...........every day. 

A. working by a bus 

B. working on bus

C. to work with bus

D. to work by bus

Câu 3: Recent evidence makes it possible for the investigators to conclude that .................

A. some paintings by Rembrandt were faked 

B. some paintings by Rembrandt must be faked 

C. Rembrandt was attributed to some paintings 

D. some paintings by Rembrandt to be faked

Câu 4: Alex did not do very well in class............ 

A. therefore he was a good student

B. because he failed to study properly

C. although he was not hard-working

D. as long as he had studied badly

Câu 5: Sue has been our next-door neighbour for years, .........

A. and we hardly ever see her

B. therefore, she never sees us 

C. so we hardly ever see her

D. however, we hardly ever see her

Câu 6: The earlier she leaves,...........

A. the sooner she will arrive

B. the soonest she will arrive

C. she will arrive sooner

D. she will soon arrive