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Doctor Smith has made another wonderful discovery great importance to science.A.which I think is ofB

编辑:chaxungu时间:2026-04-24 12:56:46分类:高中英语题库

Doctor Smith has made another wonderful discovery ________ great importance to science.
A.which I think is ofB.which I think it is ofC.that I think is ofD.I think which is of在线课程A
which作is of的主语,I think作插入语时,疑问词放在前面.