问题详情：
---- could I speak to Mr. Smith, please?
---- _____. I will go and ask him to answer the call.
A. Please hold on.
B. Please ring off.
C. Sorry, he isn’t here now.
D. Sorry. I’m afraid you have the wrong number.
【回答】
A
知识点：交际用语
题型：选择题
欢迎来到中文知识站！
