It's so difficult a question.I think he will have problems--

学习时间:2026-11-11 04:01:24 阅读：6427

It's so difficult a question.I think he will have problems________A.work it out B.working it out C.in working out it D.work out it请说明原因,

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2026-11-11 04:01:24

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C。in working out it http://dict。youdao。com/search?le=eng&q=have+problem+in+doing&tab=&keyfrom=dict。top