Iwonderedwhatdifficult

发布时间:2020-07-25 15:35:31

I wondered what difficulty he had _________ the plan?A.to carry outB.carrying outC.carried outD.with carrying out

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B解析本题考查非谓语动词。此处he had是定语从句,引导词代替difficulty做had的宾语,省略了。补充完整是he had that(difficulty)(in)carrying out…。
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