Don't forget sections start tonight at seven o'clock and there's another set at eight o'clock and then Friday afternoon at one thirty and Monday morning.

别忘了课后讨论会今晚七点开始,还有几场分别在今晚八点,周五下午一点半和周一上午

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It's eight thirty. I have to be at work at nine.

都八点半了。我必须九点钟到公司。

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