两句句子的比较

来源:百度知道 编辑:UC知道 时间:2024/05/13 14:19:35
They were volunteers_______ to help elderly people cross the streets.

a. to whom the task was

b. whose task it was

这两种填法意思上有什么区别,尤其是b的语法结构是怎么样的,是什么意思??拜托高手赐教阿~~~~

a. to whom the task was
应该是正确答案,意思是:作为志愿者,他们的工作就是帮助老年人穿过马路~
b. whose task it was
语法结构是错误的!
如果将B中的it 去掉,和A答案的意思是一样的哦`