可以接名词、副词、形容词，还可以单独用，表示怀疑。例如：for example：you are really a bad man /very good/beautiful.
really的用法例句
1.Issues such as these were not really his concern.
他其实并不关心诸如此类的问题。
2.I don't see the point in it really. It's just stupid.
我真的不理解这到底有什么意义，简直是愚蠢透顶。
3."You really won't tell?" she asked, begging for reassurance.
“你真的不说吗?”她问道，乞求得到安慰。
4.I really don't see any reason for changing it.
我真的不明白为什么要改变它。
5.Today was really a bit of a write-off for me.
今天对我来说真的有点儿白白浪费了。