A:Happy Birthday to you,Mr.Smith. 史密斯先生, 祝您生日快乐! B:Oh,thank you!Thank you!Come in.Come in, please.谢谢!谢谢! 请进,快请进. A:Congratulations. Mr.Smith. Here's a birthday cake from our manager. 史密斯先生,祝贺您. 这是我们经理送给您的生日蛋糕. B:Oh,what a beautiful cake.Thank you very much. That's very kind of your manager. 哦,多好看的蛋糕啊! 太感谢您了!你们经理真是太客气了. A:It's our pleasure. 这是我们的心意.