he is quite tall ---- a boy of fifiteen.in fact,he is taller than most boys of his age.
问题描述：
he is quite tall ---- a boy of fifiteen.in fact,he is taller than most boys of his age.
答案是for ,能不能填as (作为一个十五岁的男孩他很高)
答
用for是为了突出男孩的高和他的年龄不符,用as就不能体现这一点,但在语法上应该是可以的.