when the teacher speaks ,we have to keep quiet____a won't web don't wec have wed haven't we

when the teacher come un快 When the teacher left the classroom,the children noisy. The students stopped______(talk)when the teacher came in. When the teacher came in ,the students stopped ______(talk ) When the teacher came into the classroom,we stopped t________ All the students stop__________(talk)when the teacher comes The students------(stop)talking when the teacher came in Li Lei didn't listen to the teacher carefully when the teacher t___ English in class. they,what,doing,teacher,the,in,came,were,when （ ）she( )[talk]when the teacher comes in The teacher told us when------ (finish) our homework the boy was so (embarrass)when his teacher asked him When the teacher came in,we __（talk） （the teacher came in when I was reading)是否正确 every one stood up when the teacher come in They shopped___________(talk)when the teacher come in. _________ __________ you _______ when the teacher came in? We all stoped____(talk) when the teacher came in.