Do you know the little boy ( )is helping the old man cross the road A.which B.who C.whom
问题描述:
Do you know the little boy ( )is helping the old man cross the road
A.which B.who C.whom
答
大意:你知道这个小孩子在帮助一位老人家过马路嘛?
who 指代 the little boy
选择C