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---Mr.Wang,IwonderwhetherIamabletoopenupmyownlabagainstSARS.---Yes.Youareoldenoughyouridea.A.tokeeptoworkonB.totryoutC.tocomeupwithD.keeptryingout

题目详情
---Mr.Wang, I wonder whether I am able to open up my own lab against SARS.---Yes.You are old enough ________ your idea.
A.to keep to work on
B.to try out
C.to come up with
D.keep trying out




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答案和解析
B