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1、Chapter 3 Environment,Contents,ReadingMore practice Writing ListeningLanguageSpeaking,Reading,air pollution,industrial pollution,smog = smoke + fog,water pollution,How about the environment nowadays? Thinking over and using some simple phrases to describe the environment. The possible answer may be
2、: trees cutting/ water pollution/air pollution/ rubbish everywhere noisy /cars too many 4. What is the best way to protect our earth? As a green consumers. environmental friendly.,atmosphere,chemicals,carbon dioxide,burning fuels,mainly,caused by,polluted by,The greenhouse effect,Words 一路上 12.为了 13.
3、环保的 14.破坏环境,7.make sth. Worse 8. take in harmful gases 9.throw away 10. mountains of 11.all the way 12.in order to 13.environmentally friendly 14.damage the environment,Where do the different types of pollution come from? How do they affect our lives?,Fill in the form,The end of the reading,More pra
4、ctice & Using English (P41-42),Read the conversation between Tim and Penny about fires and answer the following questions.,Answer the questions,Is thick smog covering most of South East Asia?,2.Why dont firemen put out these fires?,3.Are trees very important to the world?,4.What is the most serious
5、problem?,Yes,Because they are too big,Yes, they are.,The fire is destroying the forests.,Hundreds of thousands of trees on fire,Indonesia,(2)Farmers and companies use fires to clear the land,(3)A drought started many months ago, so the land is very dry.,(4)They are very hard for peoples health,(5)No
6、 tourists are coming here to Indonesia,(6)The fire is destroying the forests.,B Think about three types of pollution in the area around your school, try to make suggestions for how the problems can be solved. Discuss it with your class.,Using EnglishThe index of a book,How green are you?work alone t
7、o answer the questionnaire below. Circle your answers,add up your score and then check the total with the analysis below. Look at the questions on Page 42,How Green Are you?,1.Do you recycle A:newspapers? 1 B:tins? 1 C:plastic bags? 2 2.When you make a short journey, do you A:walk or cycle? 3 B:go b
8、y car? 0 C:go by public transport? 1 3.What type of bags do you use for shopping? A:reusable (e.g.,basket) 3 B:reused plastic 1 C:new plastic 0,4.How many pieces of electrical equipment are used in your kitchen? A:10 or more 0 B:5 to 9 1 C:below 5 2 5.Do you make sure that lights and other electrica
9、l equipment are switched off when not needed? A:nearly always 2 B:seldom 1 C:never 0,6.Do you use disposable chopsticks? A:often 0 B:seldom 1 C:never 2 7.Do you use paper tissues? A:often 0 B:seldom 1 C:never 2 8:Do you usually take? A:a bath 0 B:a shower 1,.,This is our report on the_ questionnaire
10、.The average score for our group was_.This means that we_ We scored the most points for questions_.We scored the fewest points for questions_,B Produce a short report for your group.,How green are you,8,need to try harder,7 and 8,3.5 and 6,Writing(P40) Writing a letter about environmental problems(3
11、steps),Listening(P34) Understanding the sequences of events,Language(P35-37),Teaching goals教学目标: 1.Learn to use why and because correctly. -Why do you feel sorry for them? -Because they dont have as much fun as I do. 2.Learn to use asas correctly. He is as tall as me. 3.Learn to compare things with
12、like, the same as and different from. He looks like his dad. My brothers job is the same as my dads. The orange smells different from the apple.,Why and because,1. 对”Why”的问句我们常用 “because”回答,但有时也用不定式回答. - Why do we use CFCs a lot? - Because they are so useful. - Why did you go to France? - To study F
13、rench. 2. because是连词,所以后边跟从句 because of 后边加名词或者动名词短语 He didnt come to work late because he was ill. He didnt come to work late because of his illness. Note: because 不可以与 so 连用.,因为我妈妈生病了，所以我上星期六呆在家 Because my mother was ill, I stayed at home last Saturday. = Mother was ill, so I stayed at home last S
14、aturday.,1. Why not doWhy dont you do 意思是“为什么不呢” 一般用在疑问句中,表示提建议. 今天下午去野餐怎么样？ 2. Why dont didnt you/we . do sth？ 是疑问的用法:为什么不? 为什么不回答这些问题？（疑问） Why dont you answer this question? 3. Why (关系副词) 放在 the reason 后面引导从句: “ the reason why +从句” The reason why he was late was that he got up late. (经常可省去先行词the r
15、eason 或why),Why not have a picnic this afternoon?,2. Adverbial Clauses of reason (原因状语从句） 区分:because, since, as, now that, for,1.He didnt come to the party _ he has a lot of work to do. A. because B. if C. so D. also that,2.The boy didnt go to school, _ he was ill. A. because B. if C. but D. so,3. - Why is our atmosphere changing? - _ we are polluting it with chemical. A As B Since C For D. Because 4. The old lady does not go out in the winter, _ she feels it is too cold. A. for B. as C. since D. so,A,A,D,A,1. because, since, now that, as 通常用于引导原因 状语从句, 由for引导的并列句也可表示
