| 四级作文模板 |
| 【来源:本站原创|作者:luyueqian|推荐人:·添加时间:2010-6-7·点击数:1214】 |
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开头：1. The human race has entered a completely new stage in its history, with the increasingly rapid economic globalization and urbanization; more problems are brought to our attention.
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