Is that your ruler?做否定回答.
Is that your ruler?做否定回答.
is that your ruler 做肯定回答
That is a ruler .改为否定回答
Is that her ruler?(改成否定回答)
Is that your brother?做否定回答
Is that your room?做否定回答
Is this a ruler.(做否定回答)
this is his book that is your ruler 改成一般疑问句并作肯定否定回答
That is her ruler.(改为否定句,疑问句和回答)
is that your teacher 做否定句回答
Is that your ID card?做否定回答
Is that your backpack?(做否定回答)