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英语语法physicsisthepresent-dayequivalentof()usedtobecallednaturaphilosophy.athatb.allc.whichd.what

题目详情
英语语法
physics is the present-day equivalent of ()used to be called natura philosophy.athat b.all
c.which
d.what
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答案和解析
选D
of是介词.介词之后叫宾语从句.宾语从句缺主语,宾语,表语用what 引导.