Câu hỏi: The flood was responsible __________ damaging the crop.

A. of

B. with

C. about

D. for

Câu 1: We traveled overnight to London and arrived ............ 4 o’clock ........... the morning.

A. at - on

B. in - at

C. at - in

D. in - on

Câu 2: I posted the letter today, so they should receive it .............Monday.

A. in

B. at

C. by

D. for

Câu 3: He may be quick ________understanding, but he is not capable _____ remembering anything.

A. at/ for

B. of/ for

C. at/ of

D. in/ of

Câu 4: Yesterday, I was talking ______my doctor ______a mysterious epidemics near here.

A. with/ on

B. to/ about

C. to/ out of

D. with/ over

Câu 5: She has been living in the country________ the beginning of the summer.

A. for

B. at

C. during

D. since

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

A. on

B. in

C. at

D. by