—Whatareyougoingtodoyouseeanol

— What are you going to do ______you see an old man lying on the road?
— I am sure to give him a hand.

A．when

B．while

C．because

D．unless

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相关试题

The car exhibition was very . The company received lots of order forms.

A．harmful

B．successful

C．suitable

D．colourful

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Another two months will be needed before the new airport .

A．completes

B．is completed

C．will complete

D．will be completed

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— I’m afraid that you can’t take photos here. Look at the sign!
— Sorry, I notice it. Thanks for telling me.

A．didn’t

B．haven’t

C．won’t

D．don’t

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When the tsunami(海啸) came, Sam to France, so he had a lucky escape.

A．flied

B．flew

C．was flying

D．had fly

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Mother Teresa devoted all her life to for the poor.

A．care

B．cared

C．be cared

D．caring

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