以下几种都可以：
1、用助动词造句
Where does the girl come from?
Which country does the girl come from?
2、用系动词造句
Where is the girl coming from?
Which country is the girl coming from?
语法：
疑问词+助动词/系动词+主语+谓语动词+问号 以下几种都可以：
1、用助动词造句
Where does the girl come from?
Which country does the girl come from?
2、用系动词造句
Where is the girl coming from?
Which country is the girl coming from?
语法：
疑问词+助动词/系动词+主语+谓语动词+问号