请帮我把下列英文句子改为倒装句
1、She had hardly arrived when it began to snow.
2、He had scarcely got home when the telephone rang.
3、The bell had no sooner rung than the students quieted down .
4、Hardly had he said when he began laughing.
5、The meeting had scarcely begun when it was stopped.
全部改为倒装句