Câu hỏi: Today the number of people enjoying winter sports are almost double that of twenty years ago.

A. of

B. enjoying

C. are

D. that

Câu 1: He has a great deal of books most of which are on science and technology.

A. a great deal of

B. most of

C. which

D. are on

Câu 2: There are much kinds of books in my school library,but readers cannot borrow them.

A. are

B. much

C. in

D. cannot

Câu 3: The US, that is one of the most powerful countries, decided to declare a war to Iraq.

A. that

B. powerful

C. decided

D. a war to

Câu 4: He said that he has done his homework since 7 o'clock.

A. said

B. has done

C. homework

D. since

Câu 5: Would you mind showing me how working the lift?

A. mind

B. showing

C. how

D. working

Câu 6: A motion picture provides us with both entertainment but also knowledge.

A. provides

B. with

C. both

D. but also