Câu hỏi: Sometimes Mr. Pike has to work very late _______ night to do some important experiments.

A. in

B. at

C. for

D. on

Câu 1: These quick and easy _______ can be effective in the short term, but they have a cost.

A. solve

B. solvable

C. solutions

D. solvability

Câu 2: It _______ it is parents' responsibility to take good care of their children.

A. commonly says that

B. commonly to be said that

C. is commonly said that

D. is commonly saying

Câu 3: It is generally believed that "Men make _______ house and women make _______ home".

A. Ø / Ø

B. a / an

C. the / the

D. an / the

Câu 4: Although they had no money, _________ .

A. so they were content.

B. for, their content.

C. they were content.

D. but they were content.

Câu 5: Nam: Did you buy a lot of souvenirs in Hanoi, Nga?

A. I bought a lot of souvenirs in Hanoi.

B. I did.

C. Yes, I bought.

D. Yes, I did.

Câu 6: She's not only beautiful_________ intelligent.

A. but also

B. but

C. however

D. yet