Helen can't find her backpack.改成同义句改成：Helen doesn't know____her backpack_______.
来源：学生作业帮助网 编辑：六六作业网 时间：2024/12/25 08:51:25
Helencan''tfindherbackpack.改成同义句改成：Helendoesn''tknow____herbackpack_______.Helencan''tfindherbackpack.改
Helen can't find her backpack.改成同义句改成：Helen doesn't know____her backpack_______.
Helen can't find her backpack.改成同义句
改成：
Helen doesn't know____her backpack_______.
Helen can't find her backpack.改成同义句改成：Helen doesn't know____her backpack_______.
Helen doesn't know if her backpack is lost.
Helen doesn't know where her backpack is.
where...is