Câu hỏi: The students got the librarian_________ books for them.

A. buying

B. to buy

C. buy

D. bought

Câu 1: It is of great ________ to show your interest and politeness when you are having a job interview.

A. important

B. importance

C. importantly

D. unimportant

Câu 2: Mark hopes _______ a small part in the school play.

A. to get

B. getting

C. get

D. got

Câu 3: Nowadays, most people rely ________ the mass media as their main source of information.

A. on

B. in

C. to

D. with

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

A. are

B. industrial

C. problems

D. with

Câu 5: Before becoming successful, Charles Kettering, former vice president of General Motors, was so poor that he has to use the hayloft of a barn as a laboratory.

A. as

B. so poor

C. has to

D. successful

Câu 6: _________, we couldn’t make out the gist of the passage.

A. Due to Romeo’s carefully explanations

B. Though carefully explained by Romeo

C. Carefully as Romeo explained

D. As Romeo carefully explained