where did they ____?
问题描述：
where did they ____?
1 it put up
2 their tent put up
3 put up it
4 put their tent up
答
4 put their tent up
tent：帐篷
put up：举起、抬起
他们将帐篷设置在哪里了?put up sth.或者put sth.up都是可以的,如果sth.用指物代词（it）表示,必须放当中,以put it up表示