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: If you eat too much, you _________ the price by putting on weight.

A. will pay

B. paid

C. would pay

D. were paying

Câu 2: I and Kenny______ pen pal friends since I_______ Singapore.

A. are/ visit

B. were/ have visited

C. were/ visited

D. have been/ visited

Câu 3: Mike came across his old friend - Maria while he _______ along the street.

A. had walked

B. would walk

C. was walking

D. walked

Câu 4: Human beings are ________ greatest threat to survival of endangered species.

A. Ø

B. an

C. the

D. a

Câu 5: 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 6: Nowadays, most people rely ________ the mass media as their main source of information.

A. on

B. in

C. to

D. with