Question

【题目】—I don't know what ______ for my little sister.
—A skirt is OK.
A.to buy
B.buying
C.to read
D.reading

Answer 1

【答案】A
【解析】句意：—我不知道给我的小妹妹买点什么，—一条裙子就可以。疑问词+动词不定式作宾语，固定搭配buy for，故选A。