Câu hỏi: People are destroying the air by adding ...... to it.

A. pollutants

B. polluters

C. pollution

D. polluted

Câu 1: The two children blamed each other ...... the window.

A. to break

B. breaking

C. for breaking

D. having broken

Câu 2: I threw my old trainers and bought some new .................. .

A. ones

B. one

C. some

D. any

Câu 3: Deforestation _________ destroying Earth’s plant and animal variety.

A. are

B. be

C. is

D. being

Câu 4: A hydroelectric dam ______________ in this area now.

A. is building

B. is being built

C. build

D. was built

Câu 5: Could you please provide us ……………..some more modern equipment?

A. for

B. by

C. in

D. with

Câu 6: Express Money Transfer is one of the quickest ways ……..help us to send money.

A. who

B. whose

C. when

D. that