Câu hỏi: _________, 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

Câu 1: The students got the librarian_________ books for them.

A. buying

B. to buy

C. buy

D. bought

Câu 2: 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 3: In an essay writing in 1779, Judith Sargeant Murray promoted the cause of women's education.

A. the cause of

B. writing

C. In an essay

D. women's education

Câu 4: Nowadays, most people rely ________ the mass media as their main source of information.

A. on

B. in

C. to

D. with

Câu 5: The first color TV _____________ in 1928.

A. produce

B. is produced

C. was produced

D. produced

Câu 6: The view is great, _______?

A. isn't it

B. was it

C. doesn't it

D. did it