On the playground stands the boy.
On the playground he stands.介词短语提前 动词放中间 人物放最后
如果是代词he she it 就要放介词短语之后 动词在最后是名字呢也放最后因为名字相当于名词如果是代词he she it 才紧跟介词短语he can escape from the big fire by this means怎么改？有一种only...can的倒装我知道了Only by this means can he escape from the big fire嗯