What is a Surrounding?, the air outside the system only, surrounding is the environment that only affect the system, Everything outside the system

Question 2

由
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更像是这样

Environment - questions
Environment - questions
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开箱游戏
Enviroment vocabulary
Enviroment vocabulary
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匹配游戏
The environment
The environment
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完成句子
Things around us
Things around us
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找词游戏
WH Questions related to immediate environment (15)
WH Questions related to immediate environment (15)
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问答游戏
Enviroment vocabulary
Enviroment vocabulary
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随堂测验
environment speaking
environment speaking
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随机卡
Environment.
Environment.
由
完成句子

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