hesheit的复数

复数为they，例如：

1、The fact is， they're there to make money.真实的情况是，他们去那儿是为了赚钱。

2、When I left they were all still hard at it.我离开的时候他们都还在努力工作。

3、Some people don't know when they're well off.有些人身在福中不知福。

4、Things ain't what they used to be.现在情况不比从前了。