用be from=come from这个同义句型造句（2句）,必须用到肯定句、否定句、疑问句这三种句型的两种句型.
问题描述：
用be from=come from这个同义句型造句（2句）,必须用到肯定句、否定句、疑问句这三种句型的两种句型.
答
where are you from?
where do you come from?
I am from China.
He doesn't come from Canada.
答
he is from America.
he doesn't come from Italy.
Does he come from italy.
He doesn't come from China.