Happy birthday,Alice!so you have_____twenty-one already.

问题描述:

Happy birthday,Alice!so you have_____twenty-one already.
选项:A gone B turned C grown D passed

选【B,turned】
turn 有一个意思是达到;超过,越过,逾(一定年龄、数量等):所以turn 21表示满21岁.这个是固定的用法.