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coco
01-02-2020 11:32
I think you are very very nice techer and i can understand what you say

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Andy Huang
22-01-2020 13:29
(This user has no text comment.)

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LiuRuihe
18-01-2020 01:11
(This user has no text comment.)

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lanze
14-01-2020 06:29
有错误就很凶,但效果超级好哦!

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mo zhilan
11-01-2020 01:57
(This user has no text comment.)

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Yu
05-01-2020 21:39
(This user has no text comment.)

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Andy Huang
30-12-2019 23:59
very very good teacher

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ni haoming
30-12-2019 10:56
(This user has no text comment.)

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Ethan
28-12-2019 06:44
(This user has no text comment.)

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Thanh Huong VP
22-12-2019 22:19
(This user has no text comment.)