问题
选择题
There are so many kinds of Mp4 in the shop. We can’t decide .
A．to buy what
B．what to buy
C．to buy which
D．which to buy
答案
答案：A
题目分析：句意：商店里有各种各样的MP4。我们不能决定买哪个。本题考查的是特殊疑问词+动词不定式的结构。因为在商店里有许多MP4，所以不知道选择哪一个。因此是which to buy。故选A.