she could not decide_____________ A.she chose which one B.to choose which one
问题描述：
she could not decide_____________ A.she chose which one B.to choose which one
C.that which one she chose D.which one to choose
答案是D为什么
答
答案 D 是正确的.
这里是【 疑问词+动词不定式 】的固定结构.
意思是：她不能决定该选哪一个.