Giving instructions 讲授 Offering explanations 给予解释
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Complaining 投诉索赔 Polite complaints客气投诉
Making a formal presentation 正式演讲 No comment 无可奉告
Hiring a car 临时出租 Making travel arrangements 旅行安排
Receiving a visitor to your office 接待来宾 Checking information 核实信息
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