Câu hỏi: 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 1: 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 2: He said that he has done his homework since 7 o'clock.

A. said

B. has done

C. homework

D. since

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: 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 5: The chemistry instructor explained the experiment in such of a way that it was easily understood.

A. in

B. such of a way that

C. was

D. easily understood

Câu 6: By the time the police come the robber had run away.

A. By the time

B. the

C. come

D. had run