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

A. save

B. to save

C. saving

D. saved

Câu 1: I would like to send these letters …………………..air mail.

A. in

B. with

C. by

D. over

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

A. nature

B. natural

C. naturalized

D. naturally

Câu 3: Express Money Transfer is one of the quickest ways ……..help us to send money.

A. who

B. whose

C. when

D. that

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

A. is building

B. is being built

C. build

D. was built

Câu 5: No one could ever accuse this government ...... about the poor.

A. not caring

B. of not caring

C. for not caring

D. not to care

Câu 6: ……………fax transmission is commonly used in most offices.

A. A

B. An

C. The

D. x