题目内容
7.on average 平均起来.分析 平均起来
解答 答案:on.
本题考查介词短语on average平均起来;故答案为on.
On average,American firms remain the most productive in the world.
总体来讲,美国公司在全球范围内还是产值最高.
点评 翻译填空题考查的是词汇的记忆和运用能力,平时要注意积累和运用.
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