.—Whyareyoulookingsoworried?—I

.
—Why are you looking so worried?
—I sent an email to my son in America last week, but no reply ________.

A．was received

B．had received

C．has received

D．has been received

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相关试题

No one tells us______, so we need your help.

A．how we should do	B．what should we do
C．how to do it	D．what to do it

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It’s _______ hot here. We can’t stay here for a long time.

A．much	B．very much
C．much too	D．too much

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Ladies and gentlemen, please fasten your seat belts. The plane ____________.

A．takes off	B．is taking off
C．has taken off	D．took off

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It was not until midnight ______ the noise of the street stopped.

A．that	B．this
C．since	D．at which

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I’d prefer ______ in the office rather than _____ at home watching TV.

A．working; staying	B．working; stay
C．to work; stay	D．work; to stay

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