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: 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 2: Instead of calling off the meeting, maybe we can just put it over until next month.

A. calling off

B. can

C. put it over

D. next month

Câu 3: Anna Robertson Moses, who was also known as Grand Moses, is considered one of the greatest female artist of US. Art.

A. who was

B. known as

C. is considered

D. female artist

Câu 4: 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 5: She has disappeared three days ago, and they are still looking for her now.

A. has disappeared

B. and

C. are still

D. for her

Câu 6: Today the number of people enjoying winter sports are almost double that of twenty years ago.

A. of

B. enjoying

C. are

D. that