What have we said _ her so unhappy?A.makes B.to make C..made D.had made

问题描述:

What have we said _ her so unhappy?A.makes B.to make C..made D.had made
这道题的句子我不会分析,

这是动词不定式
前面有一个动词said
后面有一个动词make
二者之间要用to连接