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A. sound B. noise C. voice D. noises

A. he realize

B. did he realized

C. did he realize

D. he realized

A. finish B. to finish C. finishes D. finishing

—Yes, I _____.

A. can; could B. could; could

C. can; can D. could; can

A. a B. an

C. the D. /

—Yes, he helped his neighbour , Mrs Sun, out of fire.

A. How a B. What C. What a D. How

A. fewer, more B. more, less C. less, more D. many, much

— .

A. cleaning, No problem B. clean, Certainly

C. to clean, Of course D. clean, No I couldn’t

—________.

A. I can’t go there B. Yes, I will

C. No, I can’t there. D. Sure, I’d like to

— No, it be him. He has gone to Shanghai to attend a meeting.

A. can’t B. must C. mustn’t D. Could