Unit 8 Green living Period One　Topic Talk课件（共21张）+学案（含答案）+练习（含答案）

Unit 8　GREEN LIVING Period One　Topic Talk 【语言知识梳理】 词汇点睛 1.(1)①to　②solution　③dealing　(2)to solve the problem 2.(1)①from　②recyclable　③recycling　(2)recycle waste 3.(1)①against　②balanced (2)①suddenly thrown/caught off balance ②keep a balance between study and relaxationUnit 8　GREEN LIVING　 Period One　Topic Talk Ⅰ.1.tap　2.flat　3.desert　4.carbon　5.ocean　6.tissue 7.electricity　8.battery Ⅱ.1.extinction　2.global　3.balanced　4.be recycled 5.smoggy　6.solution　7.industrial　8.to be transported Ⅲ.1.ended with　2.in harmony with　3.do our part for 4.increase our awareness　5.prefer to　6. fight/struggle against Ⅳ.1.giving her a warm hug　2.With tears in my eyes 3.their favourite way to get exercise Ⅴ.【文章大意】 本文是一篇说明文。文章主要阐述了目前全球都在发展环保节能的电动汽车,但是铅酸电池中的铅是危险的,铅中毒给人类健康、财富和幸福造成巨大损害,不仅造成死亡还带来极大的社会负担。 1.A　推理判断题。根据第二段内容可知,作者通过列出三轮车铅酸电池中铅的含量来说明目前所面临的铅污染问题。故选A。 2.D　细节理解题。根据第三段中“The numerous ways lead enters air, water, soil, and homes across the developing world—and the enormous damage it does to human health, wealth and welfare—cause one of the biggest environmental problems in the world yet receive little attention.”以及第四段中“On top of the shocking deaths, the social burden of lead poisoning is heavy, as is its contribution to global inequality—our research on the cognitive (认知的) effects of lead poisoning suggests that it may explain about one-fifth of the educational achievement gap between rich and poor countries.”可知,在发展中国家,铅以多种方式进入空气、水、土壤和家庭,对人类健康、财富和幸福造成了巨大损害,不仅造成死亡还带来极大的社会负担,使贫穷的社会更贫穷。故选D。 3.D　推理判断题。根据最后一段“But unlike many challenges faced by developing countries, lead poisoning is a problem that can be resolved through financial investment (财政投入). Better monitoring, research and rules can help protect children all over the world from the unpleasant effects of lead poisoning and reduce the massive global costs it brings.”可知,发展中国家可以通过财政投入,进行更好的监测、研究以及制定规则来解决铅污染和铅中毒问题;由此可知,发展中国家可以通过投入一定的努力和金钱解决铅中毒问题。故选D。 4.B　主旨大意题。根据第一段中“In the rich countries of the West, the electric vehicle revolution is well occurring. Climate-conscious consumers drive Teslas or Polestars for reasons of morality (道德) and fashion. Poorer countries are also experiencing a wave of the electrified trend.”以及第二段“Yet a glance under the hood (引擎盖) of these vehicles shows a poisonous secret: each tuk-tuk runs on five massive lead-acid batteries (铅酸电池), containing almost 300 pounds of lead in total. Every year and a half or so, when those batteries need to be replaced and recycled, about 60 pounds of lead leaks into the environment. Battery recycling, often at small-scale unregulated factories, is a h ... ...