when the teacher came into we were singing这句话哪错了?

when the teacher came into we were singing这句话哪错了? when the teacher came into the classroom,the students were ( When the teacher came into the classroom,we stopped t_______ We were talking ____,the teacher came into the classroom I a 英文句子改错 1.While the teacher came into the classroom,we were t some girls were singing when others were dancing.这句话哪里错了 1.When the teacher came into the classroom,we stopped（ ） A.t When the teacher came into the classroom, we all stopped&nbs we （were listening to the teacher carefully ）when she came i 小题1:We were talking loudly when the teacher came in . (对划线部分 when the teacher came in,we were reading.(用while改写句子） While we were talking,the teacher came in.此句 可不可以用when代替whil