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1、高二英语Unit 22（1）北师大版【本讲教育信息】一、教学内容：Unit 22 (1)二. 具体过程：Environmental Protection（一）Fill in the black with the following words.Global warming the greenhouse effect endangered animals natural disasters flooding over-fishing poverty1. Earthquakes and volcanic eruptions are examples of _.2. Pandas and tiger
2、s are _.3. Because of _, the earth is warmed by gases trapped in the atmosphere.4. _is an increase over time of the average temperature of the earth.5. _is harmful to the ecology of the sea.6. Thousands of people in Africa continue to die because of war and _.7. The water lever has risen so high in
3、several places that many homes are at risk from_.at risk 处境危险 Do you know you are at risk now? People in this country live at risk from water pollution.at all risks / at any risk 无论如何 You must make sure that they are safe at all risks.at ones own risk 由自己负责 That is your decision and you have to do i
4、t at your own risk.（二）Reading.1. Listen to and take notes from a lecture and a radio interview.take notes 做笔记 The teacher was saying something important, but Tom didnt take notes.You should take notes as well as listen.take notes of 将记录下来 You should take notes / a note of what you listen.take note 注
5、意 The teacher was saying something important, but Tom didnt take note.take note of 注意到 He took note of the change in her appearance.2. Revise reported speech and practice vocabulary relating to global warming, natural disasters and endangered animals.relating to 现在分词做定语，与有关，与有联系The report related to
6、 9.11. 涉及To what did your remarks relate? 指His remarks dont relate to what we are discussing now. I can relate to the disabled because my sister is disabled due to an illness. 同情并理解relate A to B / A be related to B A 和B 有联系We must relate the results to the causes.I cant relate what he says to what h
7、e does.The book is related to global warming.3. In the last few decades, scientists have reached consensus and reported that human beings are causing changes in the Earths climate something previously seen as beyond our control.seen as beyond our control see sb./sth. as / sb. /sth. be seen as 某人某物被看
8、作The hotel sees him as a VIP.This dressing-code was seen as cool.能够表示此意的动词还有：My parents always look at me as a child.I consider him to be my best friend.They regarded the guide as their only hope to go out of the forest.I viewed his help as my only hope.The little boy described this film as horrible
9、beyond ones control 超出了控制范围His words is beyond a joke.The apple is beyond my reach / out of my reach.Dont stay there beyond midnight.与beyond有关的搭配： beyond all praise 赞美不尽beyond belief 难以置信beyond compare 无与伦比beyond description无法形容beyond hope 没有希望，绝望beyond words 无法用言语表达4. They claim that in the last 50
10、 years, gases pumped into the Earths atmosphere by the factories and vehicles have been speeding up the process of global warming and affecting our climate.他们声称在过去的50年里，工厂和汽车排放在大气层中的气体加速了全球变暖的进程，影响着我们的气候。speed up加速，使变快 He wants us to speed up the production of this kind of car.Time is so limited. Le
11、t me speed up!speed away We saw a car speeding away. 我们看到一辆车疾驰而过。5. But what exactly is global warming, why is it seen as a danger, and how is it relevant to our lives?be relevant to与相关 Is he relevant to the murder?The animals facing death is much relevant to peoples over-hunting.relevance n. 关联 hav
12、e relevance to 与有关Your failure has much relevance to your carelessness.可以与relate to进行比较学习6. Global warming refers to an average increase in the Earths temperature that, in turn, leads to climate change. Scientists found that the temperature of the Earth is controlled by greenhouse gases such as carb
13、on dioxide which trap heat from the sun in the Earths atmosphere. Without these naturally occurring gases, the suns rays would bounce back into space, leaving the Earth cold and impossible to live on.refer to 指 The figures here refer to the place where you can find the information.What do you refer
14、to when saying these words?提及，谈到 The person referred to in the text was a famous writer.查询，咨询 You can refer to dictionary when you cant understand some words.当成，看作 America is referred as Uncle Sam.in turn 反过来 Help others and in turn you will be helped whenever you are in trouble.轮流 Please do it in t
15、urn./ Please take turns to do it.lead to 导致 Wars only lead to many more deaths.Your attitude led to the hurt of his feeling.I believe chairman Hus speech will lead to a better understanding between the two countries.通向 All roads lead to Rome.The door leads to a big hall.lead sb. to do I believe he can lead us to build a better China.trap v. 困住，留住 The glasshouse traps the heat of the sun.Many people were trappe
