高二英语必修6 Unit4 Clean up your butts and bags课件 人教新课标版

1、Saving the earth is saving ourselves!,Clean up your butts and bags,By Hanshu Cai,Part1,Part2,Part3,Plastic bags and cigarette butts are dangerous to the environment,All sorts of items become litter but two of the most common and most dangerous are cigarette butts and plastic bags,Cleaning up your ci

2、garette butts and plastic bags would improve the environment,First reading,Find out the main idea of every part,litter .,try to arrive or get into some place,find ones way,toxic .,break down,butt,the part of a cigarette that is left after it has been smoked,change into a different form in a chemical

3、 process,containing poison; poisonous,leave things in a place, making it look untidy.,Learn new words,up to,as a maximum ( biggest ) number or amount,Second reading,How many cigarettes are smoked in china each year?,2. How long do they last before they break down?,3. What are plastic bags made from?

4、,4. Why are plastic bags such a serious problem for sea animals?,5. Why do you think cigarette butts are bad for the environment,1. How many cigarettes are smoked in china each year?,Over 1,600 billion cigarettes are smoked each year in china.,2. How long do they last before they break down?,They ca

5、n take up 5 years to break down.,3. What are plastic bags made from?,They are made from oil and gas, which are non-renewable resources.,4. Why are plastic bags such a serious problem for sea animals?,Because plastic bags kill up to one million seabirds, 100,000 sea mammals and countless fish each ye

6、ar worldwide. When the animal dies and breaks down, it can become free again to kill another animal.,5. Why do you think cigarette butts are bad for the environment ?,Because there are lots of cigarette butts are littered every year in the world , which spoil the beauty of the environment. Besides t

7、hat, they contain some very toxic chemicals which find their way into the water supply where they decrease the quality of the water and endanger plants and animals that live there.,Give each of Tom s solutions.,1. _.,2._.,3._.,4._.,5._.,6._.,Third reading,To put them in the rubbish bin,Not to let pl

8、astic bags become litter,Had better use fewer,To recycle them,Not to smoke,Not to use plastic bags at all,1. Find a sentence from the passage to replace the following sentence: If there are not any litter or the litter which contains cigarette butts and plastic bags can be taken away immediately, th

9、e quality of our environment will be greatly improved .,Not littering at all or cleaning up litter, such as cigarette butts and plastic bags, greatly improves the quality of our environment.,Improve yourself,2. Translate the following sentence into Chinese:,These toxic chemical find their way into t

10、he water supply where they decrease the quality of the water and endanger plants and animals that live there.,这些有毒的化学药品进入供水系统,降低水的质量, 并且危及到水中的动植物.,Our environment is in great danger. Can you think of other problems she is facing?,Brainstorming,war,violence,Many forests have been Destroyed .,Lots of

11、soil has gone away,Air pollution,poverty & hunger,contaminated drinking water,poor sanitation,air pollution,Can you imagine them using such dirty water for cooking?,Water pollution,White pollution,Butts pollution,problems the environment is facing,air pollution,water pollution,noise pollution,soil e

12、rosion,white pollution,overpopulation,poverty,war &violence,(rubbish),Discussion,Talk about the ways you can think of to save our environment.,I will pick up rubbish from the ground. I will not use plastic bags. I will recycle batteries (电池). ,.In my opinion We must make sure that . Its clear that I

13、t would be better if we. Sure/ certainly/ Absolutely Is there a better to I cant imagine that I believe we must If nothing is done, then,What can we do?,rubbish,box,basket,clean,What can we do?,solar energy,1. To state his position again. 2. To present a second argument and provide evidence to support it. 3. To present an argument and provide evidence to support it 4. To state his point of view,Homework,In what ord