Nowadays, hundreds of rats die in laboratories every single day in experiments carried out by sci entists. In this sense, the mouse’s contribution to the human race has outweighed their destruction to us, which makes me like them still more.
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新编大学英语综合教程1-unit5(12)
2020-12-05 00:34
新编大学英语综合教程1-unit5(12).doc
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