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来源：百度文库 编辑：查人人中国名人网 时间：2024/04/27 19:26:17
26. They looked at his burnt clothes and didn’t know to do .
A. sadly ; what B. sadly ; how
C. sad ; what D. sad ; how
原因

括号都没打噢

原句该是

They looked at his burnt clothes (sadly) and didn't know (what) to do

原因：sadly作副词修饰动词look
what to do =how to do it

A

副词修饰动词。

didn't know what to do不知道该怎么办。

they looked at his burnt clothes sandly and didn't know what to do

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