The passage gives a general description of the benefits and potential problems o

游客2023-07-17  24

问题 The passage gives a general description of the benefits and potential problems of a hydrogen economy. [br] Concerning the future of the hydrogen economy, the most obvious step we will take is

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答案 the marketing of fuel-cell-powered vehicles。

解析 根据题干concerning the future of the hydrogen economy可将查找内容定位在prospects for the future处。进一步查找发现The most obvious step we will see is the marketing of fuel-cell-powered vehicles。一般来说,出题的顺序与查找内容在原文的顺序是一致的。
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