Câu hỏi: He was asked to account for his presence at the scene of crime.

A. complain

B. exchange

C. explain

D. arrange

Câu 1: The education system is a mirror that reflects the culture.

A. points

B. explains

C. shows

D. gets

Câu 2: It’s a really difficult matter to decide how to solve now. I will need time to think it twice.

A. to think it over

B. to make it better

C. to make up for it

D. to think out of time

Câu 3: Sports and festivals form an integral part of every human society.

A. delighted

B. exciting

C. informative

D. essential

Câu 4: Fallout from a nuclear power station damaged in the tsunami may endanger the vegetation.

A. stimulate

B. harm

C. inhibit

D. benefit

Câu 5: How many countries took part in the last Olympic Games?

A. participated

B. performed

C. succeeded

D. hosted

Câu 6: I told you clearly and definitely not to write your answers in pencil, Smith!

A. altogether

B. specifically

C. thoroughly

D. considerably