Câu hỏi: The waste from the chemical factory is extremely .......

A. harm

B. harmful

C. unharmed

D. harmless

Câu 1: The panda's ...... habitat is the bamboo forest.

A. nature

B. natural

C. naturalized

D. naturally

Câu 2: ……………fax transmission is commonly used in most offices.

A. A

B. An

C. The

D. x

Câu 3: Could you please provide us ……………..some more modern equipment?

A. for

B. by

C. in

D. with

Câu 4: It is possible for local wildlife to coexist ...... industry.

A. to

B. of

C. in

D. with

Câu 5: The boy found a wallet in the street, and then he ...... to return it to the loser.

A. tried

B. had tried

C. was trying

D. had been trying

Câu 6: I threw my old trainers and bought some new .................. .

A. ones

B. one

C. some

D. any