问题描述：
____ he proposcs ____ the people,we'll act upon it.
____ he proposcs _____ the people,we'll act upon it.
A.If;benefits B.If what;benefits C.What;benefit D.Whether what;benefit
选哪个?这是什么从句啊?
____ he proposcs _____ the people,we'll act upon it.
A.If;benefits B.If what;benefits C.What;benefit D.Whether what;benefit
选哪个?这是什么从句啊?
问题解答：
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