why it has no sound?

如题.

2017-03-11 提问者:Sheldom The Gre

教师解答

尚未回答。

学生讨论

Sealand bird:

because you have no sound

2017-03-11

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Sealand bird:

because you have no sound

2017-03-11

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Sealand bird:

because you have no sound

2017-03-11

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一棵孤傲的板蓝根:

because you have no sound

2017-03-11

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snowing11:

不

2017-03-11

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hufeng2017:

检查你的扬声器的音量设置

2017-03-12

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