I think they are over there .(改为否定句)________________________

I think they are over there .(改为否定句)________________________ I think they are Englishmen.（改为否定句） I think they are customs officers.改为否定句是什么 I think they are funny 改为否定句 I think there are many people.（改为否定句） I think they are going to play the piano（改为否定句） i think they are having a physics class.改为否定句 They are building the fences over there(改为被动句) I think they would believe her.改为否定句 改为否定句,I think there will be more people I think there will be less pollution.(改为否定句) I think they are beautiful 改成否定句