The teacher with a lot of students visiting a cai factry at that time a.are b.is c.was d.were
问题描述：
The teacher with a lot of students visiting a cai factry at that time a.are b.is c.was d.were
The teacher with a lot of students visiting a cai factry at that time
a.are b.is c.was d.were
我认为是C
invite sb do sth有吗？
答
第个问题肯定是答案错了,选C
没有invite sb do sth ,只有invite sb to do sth