It's___________thatProfessorLih

发布时间:2020-07-28 13:14:17

It's ___________ that Professor Li has gone to America.A.sayB.to sayC.saidD.be said

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C解析过去分词作宾语补足语。本句中的it为形式宾语,that从句为真正宾语。
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