题目内容
2．Columbus aargued（争论、论证） that the world was round．分析 哥伦布论证了世界是圆的．
解答 答案：argued
争论，论证：argue；句意表达的是过去的动作，要用一般过去时态．
点评 翻译题在解题是首先要确定好句子的时态，然后要把握好短语表达，最后要注意句子结构．
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