你长大以后想做什么?
What are you going to be when ?
telling, he, us, the great changes of Liuzhou, the tourists, about, at the exhibition, showed, some photos of him (他给我们看了些他在展览会上向游客们讲述柳州巨变的照片.)
she, a dream, has (她有一个梦想.)
they, are, working (他们在工作.)
the room, is, small (房间很小.)
It is hard for a (西方人) to imagine such great achievements made in China.