江苏省连云港灌云县第一中学高中英语 unit 2 The Environment welcome学案 牛津版必修5.doc

江苏省连云港灌云县第一中学高中英语必修五：unit 2 the environment welcome 学案by: wei jianian一课前预习1 learn and study the following words 4environmentenvironmentalistenvironmentally-friendlyatmosphere pollutionplastic bagspoisonous wasterubbishchimneyindustrybalance of natureforestchemicaldesertsandstormrecycledamage protectiondrinking waterfertilizer2.list the natural disasters you know:hurricanevolcanonatural disasterstsunami 3 search for information about some environmental problems you know :such as floods, forest fires , the greenhouse effect; acid rain. prepare for the discussion in class. _二.课堂学习1. talk about the environmental problems .2 talk about the pictures on p21 and discuss how to solve the problems problems causes solutionwhite pollutionair pollutiondecrease of forestsforest firesandstormswater pollution三.课堂检测1phrases:1)pour into _ 2). piles of rubbish _ 3)classify and recycle _ 4). let out industrial waste _ 5)give off poisonous gases _ 6). affect peoples life _ 7)takeinto consideration _ _ 8). natural disasters _ _9). a wake-up call _ _ 10). develop economy _ _ _ _11). water shortages _ _ 12). acid rain _ 15). 阻止 _ _ 16). 处理 _ _ _ 17). 制定法律 _ 18) 保护环境 _ _19). 白色污染 _ _ 20).砍伐树木 _ _21). 全球变暖 _ 22).导致 _ _ 23). 减少污染 _ _ 24)造成损害 _ _ 25). 污染环境 _ _ _ 26).有害健康 _ _27). 塑料袋 _ _ _ 28).破坏生态平衡_ _ _ _四课后作业written work在世界环保日到来前夕，联合国教科文组织就如何处理垃圾问题向全世界中学生征文。请你以saving our city为题，写一篇120词左右的短文。文章的第一句已给出，但不计入总词数。 提示： 1城市垃圾的危害：污染环境；有害健康。2你所在的城市是如何处理垃圾的：(1)垃圾分类； (2)报纸、玻璃的再利用；(3)填埋有害垃圾；(4)处理废水、废气； (5)尽我们的所能，爱护环境，保护环境。sort 分类it is important to deal with the rubbish in cities高二英语教学案module5 u2 the environment welcome三.课堂检测词组：1)倾倒 2).成堆的垃圾3)分类与回收 4). 排放工业废物5)释放有毒气体 6). 影响人们生活 7)考虑 8).自然灾害 9). 警钟 10). 发展经济 11).水源短缺 12). 酸雨15). preventfrom 16).deal with17). pass law 18) protect the environment19). white pollution 20).cut down trees21). globle warming 22).lead to 23). reduce pollution 24)cause damage 25). pollute the environment 26).do harem to health 27).plastic bags 28).damage the balance of nature四课后作业writingsaving our cityit is important to deal with the rubbish in cities. rubbish must be treated properly. otherwise it may cause a lot of problems. it may pollute the air and water. when people breathe the polluted air or drink the polluted water, they may get iii.our city has begun to pay attention to the problem. as far as i know, some rubbish is sorted and sent to different factories. rubbish, such as old newspapers and glass, is recycled.some harmful rubbish is sent to a certain place and buried. waste air is cleaned before it goes into the air. waste water is treated before it is poured into rivers。to protect the environment, the government has passed laws