https://online2.tingclass.net/lesson/shi0529/0009/9666/1.mp3
https://image.tingclass.net/statics/js/2012
Hello.
你好。
Hello, may I speak to Bob Li please?
你好,我可以和Bob Li說話嗎?
This is he.
我就是。
Oh, hi Bob, this is Marry. I didn't recognize your voice.
哦,你好Bob,我是Marry,我都聽不出你的聲音了。