问题
选择题
-Hello! May I speak to Mike, please?
-This is Mike speaking. _______.
A．Who are you?
B．Who is that?
C．What is this?
D．Who am I?
答案
答案：B
题目分析：句意：--你好！我可以让Mike听电话吗？--我是Mike，你是谁？在电话用语中this is…表示我是……；问对方是谁？应该用who is that？故选B。
考点: 考查交际用语。