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: Would you mind showing me how working the lift?

A. mind

B. showing

C. how

D. working

Câu 2: Everyday in summer, but especially at the weekends, all kinds of vehicles bring crowds of people to enjoy the various attraction.

A. especially at

B. bring

C. crowds of people

D. various attraction

Câu 3: He said that he has done his homework since 7 o'clock.

A. said

B. has done

C. homework

D. since

Câu 4: 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

Câu 5: The workers went on strikes because of they thought their wages were low.

A. on

B. because of

C. thought

D. were

Câu 6: In the end of the party, Mary found herself washing the dishes alone again, as usual.

A. In the end of

B. herself

C. washing

D. as usual