问题描述：
（）There is no difference between the two skirts.I readlly don't know _____ A.to choose which B.to choose what C.which to choose Dwhat to choose
最佳答案： 选C which to choose
There is no difference between the two skirts.I really don't know which to choose.
这两条裙子没有区别，我真不知道应该选择哪一个。
根据前文There is no difference between the two．（这两者没有区别），已经限定了选择范围，故选C
