She looks sad. Could you please tell me ____ that prevents h


She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
A.what it is B.it is what C.how it is D.it is how
的太阳 1年前 已收到1个回答 举报

甜蜜鸟 幼苗

共回答了6个问题采纳率:100% 举报

A

本题含有强调句型,若把It is···that去掉,则很容易地看出what引导的宾语从句,what在从句中充当主语。故选A。

1年前

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