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

A. for

B. by

C. in

D. with

Câu 1: A hydroelectric dam ______________ in this area now.

A. is building

B. is being built

C. build

D. was built

Câu 2: The panda's ...... habitat is the bamboo forest.

A. nature

B. natural

C. naturalized

D. naturally

Câu 3: People are destroying the air by adding ...... to it.

A. pollutants

B. polluters

C. pollution

D. polluted

Câu 4: ……………fax transmission is commonly used in most offices.

A. A

B. An

C. The

D. x

Câu 5: After she ________ hospital, she had a long holiday.

A. leaves

B. is leaving

C. had left

D. has left

Câu 6: Let’s _________ water by turning off tapes when not using.

A. save

B. to save

C. saving

D. saved