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题目内容
（中北大学-大学英语（二））
— Hello, could I speak to Mr. Smith, please?
—_________________________
A. Who are you? B. Who’s there?
C. Who could I help? D. Who’s that speaking?
—_________________________
A. Who are you? B. Who’s there?
C. Who could I help? D. Who’s that speaking?
参考答案
