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标题: [视听材料] 1997年英语专业八级考试全真试卷答案 [打印本页]

作者: shimianmaifu    时间: 2017-8-3 14:44     标题: 1997年英语专业八级考试全真试卷答案

1997年英语专业八级考试全真试卷答案
Good morning, everyone. Today we’re going to talk about acid rain. You may wonder what is acid rain. Well, it is almost impossible to describe the mathematical relationship between what goes up as pollutant emissions and what comes down as acid rain.

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