—doyouwritetoyourpenfriend?—On

—______ do you write to your pen friend?
—Once a week.
A. How long B. How soon C. How often

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—Do you know________tomorrow?
—David?Never!He hates outdoor activities．

A．whether David will go cycling with us

B．when will David go cycling with us

C．that David would go cycling with us

D．who David would go cycling with

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—Your T-shirt is so cool．Could you tell me________?
—I bought it at the department store．

A．where you buy it

B．where do you buy it

C．where you bought it

D．where did you buy it

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Mr．Smith，a famous scientist，________that park next Thursday．

A．visits

B．visited

C．will visit

D．was visiting

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Mark works hard now，and he does his work________than before．

A．more careful

B．more carefully

C．most careful

D．carefully

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We all want to know who can________the physics problem?You know，it’s very difficult．

A．work out

B．take out

C．set out

D．look out

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