No, I am not.
不，我不是。
新概念英语第一册 Lesson 7 Are you a teacher

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Thank you very much.
非常感谢！
Yes, he is.He's climbing the tree.
是的，他也在花园里。他正在爬树。
Yes?What's the letter.
怎么了？怎么回事？
Hello.Where you at the butcher's?
您好。刚才您在肉店里吗？
I brought it here three days ago.
3天前。
No, less than that. One and a half teaspoonfuls, please.
不，再少一些。请放一勺儿半。