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: She's not only beautiful_________ intelligent.

A. but also

B. but

C. however

D. yet

Câu 3: Most children enjoy _______ with their parents and siblings.

A. play

B. to play

C. playing

D. played

Câu 4: The table was ________ .

A. too heavy that, one person couldn’t carry.

B. so heavy that one person could carry.

C. too heavy for one person to carry.

D. enough heavy for one person to carry.

Câu 5: We are not allowed _______ jeans at school.

A. wear

B. to wear

C. wearing

D. worn

Câu 6: The red jacket is _______ the blue jacket.

A. expensiver than

B. more expensive than

C. the most expensive

D. most expensive