高中英语高考复习阅读理解专项练习（生态环保类+人物传记类+社会文化类）,以下展示关于高中英语高考复习阅读理解专项练习（生态环保类+人物传记类+社会文化类）的相关内容节选，更多内容请多关注我们

1、高考英语阅读理解专项练习      班级       考号        姓名       总分      一、生态环保类（一）We produce 500 billion of plastic bags in a year worldwide and they are thrown away polluting oceans，killing wildlife and getting dumped in landfills where

2、they take up to 1000 years to decompose.Researchers have been unsuccessfully looking for a solution.The 16yearold Canadian high school student，Daniel Burd, from Waterloo Collegiate Institute, has discovered a way to make plastic bags degrade(分解) in as few as 3 months，a finding that won him first pri

3、ze at the CanadaWide Science Fair，a $10 000 prize，a  $20 000 scholarship, and a chance to revolutionize a major environmental issue.Burd's strategy was simple: Since plastic does eventually degrade, it must be eaten by microorganisms (微生物).If those microorganisms could be identified, we cou

4、ld put them to work eating the plastic much faster than under normal conditions.With this goal in mind, he ground plastic bags into a powder and concocted(调制) a solution of household chemicals, yeast(酵母) and tap water to encourage microbes growth.Then he added the plastic powder and let the microbes

5、 work their magic for 3 months.Finally，he tested the resulting bacterial culture on plastic bags，exposing one plastic sample to dead bacteria as a control.Sure enough, the plastic exposed (暴露) to the live bacteria was 17% lighter than the control after six weeks.The inputs are cheap：maintaining the

6、required temperature takes little energy because microbes produce heat as they work, and the only outputs are water and tiny levels of carbon dioxide.“Almost every week I have to do chores and when I open the closet door, I have piles of plastic bags falling on top of me.One day, I got tired of it and I wanted to know what other people are doing with these plastic bags.The answer：not much.So I decided to do something myself.”said Daniel BurD.1.Daniel Burd won first prize at the CanadaWide Science Fair because_A.he found a new kind of microorganismB.

4.下列对材料相关内容的理解和分析,不正确的一项是(3分)A.中国已经向世界承诺:力争于2030年前实现碳达峰,2060年前实现碳中和。这是中国的重大战略决策,体现了中国的责任担当。B.“十四五”时期是碳达峰的关键时期。与从使用端改变用能方式、提高用能效率相比,从供给端加大清洁能源的供给显得更加重要。C.当前钢铁行业在能源结构、行业集中度、高端绿色产品供给等方面都存在问题,这不利于钢铁行业实现碳达峰、碳中和的目标。D.中国已超额完成向国际社会承诺的2020年碳排放强度比2005年下降40%至45%的目标,基本扭转了二氧化碳排放快速增长的局面。

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