1) I' m giving you this advice for your own good.
我劝你是为你好.
2) What I do is for your own good.
我是为你好。
3) I just try to do you a good turn.
我只是想为你好。
4) Hello. Mr Qi speaking.
你好，我就是。
5) Hi, it's Li Na here.
你好，我是李娜。
6) Hello. This is Zhang Hai.
你好，我是张海。
参考词条