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

A. on

B. because of

C. thought

D. were

Câu 2: If I could speak two languages last years, I would have got a good job.

A. could speak

B. languages

C. last years

D. would have got

Câu 3: His health gets good and better because he does gymnastics regularly.

A. good

B. because

C. does

D. regularly

Câu 4: Because they had spent too many time considering the new contract, the students lost the chance to lease the apartment.

A. because

B. too many

C. considering

D. to lease

Câu 5: 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 6: 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