题目内容
（请给出正确答案）
[主观题]
Speaker A: Hello, May I speak to Mr. Smith？ Speaker B: ______A．Yes, I am Mr. Smith.B．No, h
Speaker A: Hello, May I speak to Mr. Smith？ Speaker B: ______
A．Yes, I am Mr. Smith.
B．No, he is not in the office right now.
C．Speaking!
D．He is not here. Can I speak for him？
答案
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