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He was so pleased with all ______ we had done for him _____

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/14 02:55:52
He was so pleased with all ______ we had done for him _____ he wrote us a letter to praise us for it.
A.what; what B.what; that C.that; what D.that; that
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