My friend is from Canada.改为否定句,并作肯定回答.改为一般疑问句,并作否定回答

问题描述:

My friend is from Canada.改为否定句,并作肯定回答.改为一般疑问句,并作否定回答

My friend isn't from Canada.
Yes,he is.
Is your friend from Canada?
No,he isn't.