He had hardly sat down to have a rest when the door bell rang and in came Allan.这句话的后半句为什么为什么要倒装?
问题描述：
He had hardly sat down to have a rest when the door bell rang and in came Allan.
这句话的后半句为什么为什么要倒装?
答
倒装句的句式很多,其中一条就是副词提前.这里in是副词.结构式：副词+谓语动词+主语（名词）.
再如：
Out went the boy.
注意人称代词的顺序.副词+人称代词+谓语.
Out he went.
明白了吧,同学?