This is my room 改为否定句

This is my room 改为否定句 This is my room 改为否定句 this is my sister' room改为否定句快 This is my sister's room改为否定句This is my sister;s room 改为否定句 this is my room.they're on the bed.改为一般疑问句作出否定. This is my room.改为一般疑问句 ( )this(This is my room.改为一般疑问句( )this( )room? this is my friend.(改为否定句) This is my grandmother.改为否定句 This is my father()改为否定句 This is my ruler (改为否定句) This is my siste 改为否定句 this is my brother 改为否定句 This is my watch改为否定句 This is my grandmorther.改为否定句 This is my friend This ( )( )my friend(改为否定句) My sister is in the room(改为否定句) This is his pencil case改为一般否定句 This is my eraser 改为否定句 This is his pencil case改为一般否定句 This is my eraser 改为否定句