Total: 5
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Lambert01-03-2020 13:37
(This user has no text comment.)
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liu jingyi01-03-2020 10:58
(This user has no text comment.)
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liu jingyi23-02-2020 10:39
(This user has no text comment.)
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John20-02-2020 08:22
(This user has no text comment.)
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liu si yu16-02-2020 07:55
(This user has no text comment.)
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Flavio Antonio15-02-2020 11:18
Excellent teacher!
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zhao xilin12-02-2020 23:00
(This user has no text comment.)
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bob12-02-2020 01:29
挺好，就是讲的太快了。7分钟就把一堂课的内容讲完了。
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Takeshi05-02-2020 10:00
Thank you for your excellent work as well.
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Takeshi05-02-2020 09:57
Good teaching!