The reason why the water in this area had been polluted was the ______( poison)substances had been poured into the river.

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问题 The reason why the water in this area had been polluted was the ______( poison)substances had been poured into the river.

选项

答案poisonous

解析 此处需要填的是修饰名词的形容词poisonous,注意该形容词的拼写。
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本试题收录于: 英语题库普高专升本分类
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