来自田文馨的问题
Whenthegirl___ateachercameintotheclassroomAsangBsingsCtosingDwassinging
Whenthegirl___ateachercameintotheclassroom
Asang
Bsings
Ctosing
Dwassinging
1回答
2020-06-09 07:40
Whenthegirl___ateachercameintotheclassroomAsangBsingsCtosingDwassinging
Whenthegirl___ateachercameintotheclassroom
Asang
Bsings
Ctosing
Dwassinging
Whenthegirl_Dwassinging__ateachercameintotheclassroom
当女孩在唱歌时,老师走进了教室.
主句动作发生时,从句动作sing在进行,所以用过去进行时