This is a phone改成一般疑问句
This is a phone改成一般疑问句
this is a pen改成一般疑问句
This is a yellow flower.改成一般疑问句.
My phone number is 123-5478.(改成一般疑问句)
THis is my sister改成一般疑问句
This is my school.(改成一般疑问句)
this is pen?怎么改成一般疑问句
This is my pencil改成一般疑问句
This is my phone number改为一般疑问句
that is a plane.改成一般疑问句
That is a blackboard 改成一般疑问句
That is a pencil改成一般疑问句