按要求写出下列词的相应格式
1.that is her eraser.(改为一般疑问句）
_____________that__________eraser?
2.those are appies.(改为单数形式）.
that_____ ______ _______.
3.ls that your backpack?(做否定回答）.
______,_____ ________.
4._____,__________ ___________?（根据答语写问句）
lt's a ring.
5.your ID card is in your bag(改为否定句）
your ID card________in your bag