Câu hỏi: I would like to send these letters …………………..air mail.

A. in

B. with

C. by

D. over

Câu 1: I threw my old trainers and bought some new .................. .

A. ones

B. one

C. some

D. any

Câu 2: What about ___________ the solution together this afternoon?

A. find

B. finding

C. to find

D. to finding

Câu 3: The campaign will hopefully ensure the survival ...... the tiger.

A. of

B. for

C. to

D. on

Câu 4: Express Money Transfer is one of the quickest ways ……..help us to send money.

A. who

B. whose

C. when

D. that

Câu 5: It is possible for local wildlife to coexist ...... industry.

A. to

B. of

C. in

D. with

Câu 6: Deforestation _________ destroying Earth’s plant and animal variety.

A. are

B. be

C. is

D. being