“非常感谢你。”—“不必客气。”
不必客气,那是我们的职责。
这是四川名菜,请大家不必客气。
The other quick thing I want to say is that I do have office hours today from 3 to 5, so feel free to stop by if you have questions about problem-set 3 that you're finishing up.
我还想说一件小事,我今天的答疑时间是三点到五点,如果你对于第三次作业还有任何疑问,请在这个时间段来找我,不必客气。
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