where are they怎么回答
问题描述：
where are they怎么回答
答
I don't know.
答
They are +介词（on,in,at,behind,near...）
直接+here、there不带任何介词
答
They are...
答
他们在哪儿？
答
They are in .
They are at home.
They are in the street.
They are +地点.
答
They are + ADD就可以了啊。