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The environmental problems exist because adequate measures for preventing them were not taken in the past.
The environmental problems exist because adequate measures for preventing them were not taken in the past.
admin
2011-04-26
77
问题
The environmental problems exist because adequate measures for preventing them were not taken in the past.
选项
答案
环境问题之所以存在,是因为以前没采取适当的保护措施。
解析
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本试题收录于:
英语题库成考专升本分类
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英语
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