不知姓名的人来电话

你可以礼貌地问对方的姓名

May I ask who's calling?

Could I have your name, please?

（请问您是？）

如果你要找某一个人呢

Can I speak to mumu, please?

Is mumu there, please?

（我能和木木通话么？）

对方找的人正是你

可别回答Yes, I am. ✘

一个Speaking（我就是）就好