单项选择题

How can we reduce the risk of cancer

A．cut in
B．cut down
C．cut off
D．cut out
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单项选择题
Reading the job ad, he wondered whether he was eligibleto apply for it.
A．competitive
B．diligent
C．qualified
D．competent
单项选择题
These factors interact intimatelyand cannot be separated.
A．tensely
B．nearly
C．carefully
D．closely
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