He was so pleased with all ______ we had done for him _____ he wrote us a letter to praise us for it

题目简介

He was so pleased with all ______ we had done for him _____ he wrote us a letter to praise us for it

题目详情

He was so pleased with all ______ we had done for him _____ he wrote us a letter to praise us for it.
A.what; whatB.what; thatC.that; whatD.that; that
题型:单选题难度:偏易来源:不详

答案

D
. all 做先行词用that引导定语从句,what不可以引导定语从句。What相当于一个名词加that。第二空的that与so连接so…… that表示如此。。。。以至

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