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29．--None of us can work out the maths problem． --If Tom here.he it out．He is so clever． A．were,would work B．was,will work C．is,will work D．were,have worked 【查看更多】

 

題目列表(包括答案和解析)

--None of us can work out the maths problem．

--If Tom _________ here，he ___________ it out．He is so clever．

A．were；would work    B．was；will work    C．is；will work    D．were；have worked

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