Câu hỏi: I posted the letter today, so they should receive it .............Monday.

A. in

B. at

C. by

D. for

Câu 1: He was happy because his poems had been translated ________several languages.

A. into

B. for

C. over

D. about

Câu 2: While studying, he was financially dependent ________ his parents.

A. to

B. of

C. on

D. from

Câu 3: It is of great importance to create a good impression _______ your interviewer.

A. on

B. about

C. for

D. at

Câu 4: We had a lot of problem with our car. ........., we sold it and bought another one.

A. At finish

B. By the end

C. At the end

D. In the end

Câu 5: It was very kind_________ you to give up so much of time to help me.

A. about

B. for

C. to

D. of

Câu 6: Endangered species are plant and animal species which are ________ danger of extinction.

A. on

B. in

C. at

D. by