who come to your home?是什么时态,为什么没用助动词do呢?

who come to your home?是什么时态,为什么没用助动词do呢? Sure,you want to go upstairs?问：句中有个疑问句,为什么没用助动词do you... 英语句子时态问题Why did you come to China?这句话是什么时态啊,为什么要用这个时态呢? who ___(come)to your school yesterday? Who do you want to come? 雅思口语6分什么水平雅思口语第一部分考官问how often do visitors come to your home ( )to do your home work after school Who was the first __to the classroom today?为什么填to come呢? Can I come to your home?这句话对吗? You couldget a tutor ______(come)to your home. do you know who invented tea为什么前后时态不一致 who other will come to your party?改错