Câu hỏi: Mother’s Day is the day when children show their love on their mother on.

A. Mother’s Day

B. the day

C. when

D. on

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: 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 3: Minh Hanh, who is one of the most famous fashion designers in Vietnam, are preparing for a new show.

A. who

B. the most

C. fashion-designers

D. are

Câu 4: Air pollution, together with littering, are causing many problems in our large, industrial cities today.

A. with

B. are

C. many

D. in our large

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

A. said

B. has done

C. homework

D. since

Câu 6: The threat of being dismissed do not worry me any more because I have started my own business.

A. The

B. being dismissed

C. do not worry

D. my own business