this is my room.they're on the bed.改为一般疑问句作出否定.
问题描述：
this is my room.they're on the bed.改为一般疑问句作出否定.
答
Is this your room? No,it isn't.
Are they on the bed?No,they aren't.
答
Is this your room ? No ,it isn't .
Are they on the bed ?
No ,they aren't .
祝学习进步！
答
Is this your room?
No, it isn't.
Are they on the bed?
No, they aren't.