他们从哪里来（汉译英）
问题描述：
他们从哪里来（汉译英）
答
where are they from?
答
where did they come from?
答
where are they come from？
答
Where do they come from?
答
Where do they com from?
Where are they from?
这两句都对
答
Where did they come from? 或Where were they from?