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Jason
05-01-2021 01:56
The communication is clear and easy to understand.

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ERIK
04-01-2021 13:50
(This user has no text comment.)

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yuan jia xuan
04-01-2021 10:44
(This user has no text comment.)

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xiexin
28-12-2020 03:06
Good

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LIUYUTING
23-12-2020 12:58
(This user has no text comment.)

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LIUYUTING
23-12-2020 12:21
(This user has no text comment.)

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LIUYUTING
23-12-2020 12:21
(This user has no text comment.)

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LIUYUTING
23-12-2020 12:21
(This user has no text comment.)

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Dennis Lee
23-12-2020 02:25
(This user has no text comment.)

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liangyuyu
21-12-2020 11:56
A good teacher!