Câu hỏi: Last night I was invited ___ a formal get-together and I enjoyed myself a great deal.

A. to

B. at

C. for

D. about

Câu 1: 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 2: The flood was responsible __________ damaging the crop.

A. of

B. with

C. about

D. for

Câu 3: I posted the letter today, so they should receive it .............Monday.

A. in

B. at

C. by

D. for

Câu 4: You should concentrate _________what the interviewer is saying and make a real effort to answer all the questions the interviewer asks.

A. on

B. in

C. at

D. to

Câu 5: Endangered species are plant and animal species which are ________ danger of extinction.

A. on

B. in

C. at

D. by

Câu 6: While studying, he was financially dependent ________ his parents.

A. to

B. of

C. on

D. from