Câu hỏi: 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 1: Sometimes Mr. Pike has to work very late _______ night to do some important experiments.

A. in

B. at

C. for

D. on

Câu 2: What did Ha make for herself last night?

A. She made a nice dress.

B. She makes a nice dress.

C. She is making a nice dress.

D. She will make a nice dress.

Câu 3: She's not only beautiful_________ intelligent.

A. but also

B. but

C. however

D. yet

Câu 4: John is _______ only child in his family so his parents love him a lot.

A. a

B. an

C. the

D. no article

Câu 5: You are old enough to take _______ for what you have done.

A. responsible

B. responsibility

C. responsibly

D. irresponsible

Câu 6: We are not allowed _______ jeans at school.

A. wear

B. to wear

C. wearing

D. worn