问题补充:
There are different kinds of presents in the gift shop. I can’t decide .
A. to buy what
B. to buy which
C. what to buy
D. which to buy
答案:
A. to buy what
B. to buy which
C. what to buy
(答案→)D. which to buy
解析:根据语境可知此题考查的是疑问词+动词不定式的基本用法。此句的含义是在礼物商店里有不同的礼物,我不能决定该买哪一个,根据选择项的提示可知A和B的结构不正确,C表示买什么,因为这里面都是礼物,故词义不通,故选D。