What do you buy Mike ____ his birthday present?A.for B.as C.in D.of

题目

What do you buy Mike ____ his birthday present?A.for B.as C.in D.of

答案

个人认为选B；
这个句子应该是说：What do you buy as his birthday present?as表示“作为”
如果要选A,应该去掉present：What do you buy for his birthday?for表示“为了”