Câu hỏi: 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 1: Would you mind showing me how working the lift?

A. mind

B. showing

C. how

D. working

Câu 2: Dresses, skirts, shoes and children’s clothing are advertised at great reduced prices this week.

A. children’s clothing

B. are advertised

C. at

D. great

Câu 3: Increasing involvement in agriculture by large corporations has resulted in what is known as agribusiness-that is, agriculture with business techniques, including heavy capitalization, specialization of production, and to control all stages of the operation.

A. by large corporations

B. has resulted in

C. known as

D. to control

Câu 4: We are going to visit our grandparents when we will finish our final exams.

A. are going to

B. our

C. when

D. will

Câu 5: 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 6: He said that he has done his homework since 7 o'clock.

A. said

B. has done

C. homework

D. since