问题补充:
I have nothing to be done,so I can help you with your lessons.to be done→to do
答案:
(答案→)to be done→to do
解析:主语I与to do 是主动关系。
时间:2018-10-15 17:57:49
I have nothing to be done,so I can help you with your lessons.to be done→to do
(答案→)to be done→to do
解析:主语I与to do 是主动关系。