He won't go to attend her birthday party unless______.A.invite B.invited C.is invited D.to inviteunless后省略的内容是什么
问题描述：
He won't go to attend her birthday party unless______.
A.invite B.invited C.is invited D.to invite
unless后省略的内容是什么
答
B被动语态
答
B。unless he is invited.
答
省略了主谓he is
答
省略 he is
属于主将从现的结构。
答案 B
答
答案是B
UNLESS invired 在这里是unless（连接词） + 分词结构,等于 unless he is invited （连接词+ 句子）结构.