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本文为同学们归纳总结了部分英语中的重点词汇，希望同学们多加记忆，祝同学们取得优异的六级成绩。 Ⅰ. But while much of the research and innovation has concentrated on finding less-polluting energy alternatives, it may be decades before clean technologies like wind and solar meet a significant portion of our energy needs. 【翻译】虽然现在调查和创新主要集中在寻找污染少的其他能源上，但是等到像风能、太阳能这样的清洁能源能满足我们大部分的能源需求可能仍需数十年。 【词汇】1. innovation n. 创新 例：Innovation is vital in modern society. 创新在现代社会十分重要。 2. alternative n. 二者择一，供替代的选择 例：I had no alternative but to leave this country. 我除了离开这个国家之外，别无选择。 3. solar a. 太阳的，太阳能的 例：solar cell 太阳能电池 4. portion n.部分 例：A large portion of the building was destroyed in the fire. 房屋的大部分在火灾中被烧毁。 Ⅱ. Some propose storing the CO2 in coal mines or liquid storage in the ocean, Shell favors storing CO2 in deep geological structures such as saline formations and exhausted oil and gas fields that exist throughout the world. | 
