把下列句子转换成倒装句：1.Some old men from village were sitting at the

1。Sitting at the back of the classroom were some old men from village。2。In the shabby house lives a boy who dropped out of school。3。So difficult did i find it to work out the problem that i decided to ask Tom for advice。4。Gone are the days when we played together free of worries。5。No sooner did I have stepped into the room than i heard a scream from the next door。不明白的再问哟,请及时采纳,多谢!