“Is John helping you with the hoemwork? ” “In fact, he's responsible for half the work______"

来源:百度知道 编辑:UC知道 时间:2024/07/02 11:20:35
a)being done
b)to be done
c)having done
d)have been done

请教一下,答案应该是哪一个? 为什么? 谢谢指教。

A.
being done 修饰 the work

B
事实上,他对一半的工作负有责任。
工作时被做,要用被动。将要被做,所以用不定式。

A
词组:responsible for doing sth

如果用to,应该是responsible to sb/sth,