These grapes are purple.改成一般疑问句并做肯定和否定回答.然后对purple提问
问题描述:
These grapes are purple.改成一般疑问句并做肯定和否定回答.然后对purple提问
答
Are these grapes purple?
Yes,they are.
No,they aren't.
What color are these grapes?