[英语]初中英语九年级上学期Unit2 Topic 3 Section A 很实用的ppt课件

1、 Unit 2 Topic 3 What kinds of things can we do to protect the environment?Section A1Review some phrases1.1.结果结果2.2.到处，处处到处，处处3.3.一开始一开始4.4.一天天一天天5.5.在在的危险中的危险中6.6.消失，灭亡消失，灭亡7.7.转变成转变成1.as a result2.here and there3.in the beginning4.day by day7.change/turninto5.in danger of6.die out28.8.逐渐意识到逐渐意识到9.9

2、.砍倒砍倒10.10.数以百万计数以百万计11.11.占据，占领占据，占领12.12.拿走，带走拿走，带走13.13.温室效应温室效应14.14.处理，解决处理，解决15.15.防止防止做某事做某事16.16.涉及，提及涉及，提及e to realize13.the greenhouse effect15.preventfrom doing keep/stop from doing11.take up14.deal with12.take away9.cut lions of16.refer to317.17.粗鲁的行为粗鲁的行为18.18.在这时期期间在这时期期间19.1

3、9.切碎切碎20.20.切断切断21.21.切成小块切成小块22.22.吹走吹走23.23.冲走冲走24.24.导致导致做做25.25.形成形成26.26.遵守规定遵守规定17.rude behavior22.blow away24.causeto do.20.cut off23.wash away21.cutinto pieces18.during this period19.cut e into being26.follow/keep/obey the rules4Look at the pictures, and discuss how to protect the environmen

4、t?5Dont leave rubbish here and there.No littering! 6 We shouldnt /Dont spit in public.7Dont walk on grass or pick flowers.8We should care for wild animals.We should refuse to wear fur clothes.9Plant more trees. 10In order to protect our environment, the three Rs-reduce, reuse, recycle-are important.

5、减少，再使用，再循环减少，再使用，再循环 11waste paper 12waste bottles soft drink cans 13plastic bags 14paper cups 15Then listen to the conversation carefully and check () your answers.Type of garbageRecycledReused Reducedplastic bagspaper cupscansnewspapersglass bottles（录音）（录音）16Enjoy the Video!17 垃圾分类垃圾分类 garbage cla

6、ssification 可循环的垃圾可循环的垃圾 recyclable garbage 厨房垃圾厨房垃圾 kitchen trash 有害垃圾有害垃圾 hazardous/harmful waste 其他垃圾其他垃圾 other rubbish. 18Read 1a again and answer the following questions.Whats Janes main job?What are the three Rs?What kinds of things can we do at home to protect the environment?Her main job is

7、to help spread the message about protecting the environment. Reduce, reuse and recycle.We should reduce the waste we produce.（影片）（影片）19Work aloneFill in the blanks according to 1a.1. The journalist is _Jane about _.2. Janes main job is _ _3. We should use_ and reuse _ at home.4. At school, students

8、can collect waste paper and _.5. Recycling is an excellent way not only to _but also to _.interviewingenvironmental protection to help spread the message about protecting the environment.both sides of paperplastic bagssoft drink cansprotect the environmentsave money20Learn some phrases1.help spread

9、the message2.reduce the waste3.use both sides of the paper4.reuse plastic bags5.collect waste paper6.save money1.帮助传播信息帮助传播信息2.减少垃圾减少垃圾3.使用纸张的双面使用纸张的双面6.省钱省钱4.再利用塑料袋再利用塑料袋5.收集废纸张收集废纸张211. We all know that you are working for an organization that protects the environment.我们都知道你在为一个环保组织工作。我们都知道你在为一个环保

10、组织工作。这是一句含有两个这是一句含有两个that的复合句，第一个的复合句，第一个that引导引导宾语从句，说明宾语从句，说明know的内容的内容;第二个第二个that引导定语引导定语从句，修饰从句，修饰organization。2. work for 为为.而工作而工作王先生已经为这个公司工作了十几年了。王先生已经为这个公司工作了十几年了。Mr. Wang has worked for the company for more than ten years.223. I think recycling can not only protect the environment but also

11、 save money.我认为回收利用不仅能保护环境，而我认为回收利用不仅能保护环境，而且还能省钱。且还能省钱。not only but also不仅不仅而且而且(就近原就近原则则)。Not only he but also I am good at English。不仅他而且我也擅长英语不仅他而且我也擅长英语.234. So we encourage students to collect waste paper and soft drink cans.于是我们鼓励学生收集废纸和易拉罐。于是我们鼓励学生收集废纸和易拉罐。encourage sb to do sth 鼓励某人做某事鼓励某人做某

12、事My mom often encourages me to study hard.政府鼓励人们多种树。政府鼓励人们多种树。The government encourages people to plant more trees.派生词：派生词：courage n. 勇气勇气妈妈经常鼓励我努力学习妈妈经常鼓励我努力学习.245. Its nice of you to do that.你做这件事情真是太好了。你做这件事情真是太好了。当表语形容词是说明不定式的逻辑主语当表语形容词是说明不定式的逻辑主语sb 的特的特征时，用征时，用of；Its very kind of to help me wit

13、h my English.当表语形容词是说明不定式的特征时要用当表语形容词是说明不定式的特征时要用for,Its very important for us to 。256. Everyone is supposed to do so.每个人都有义务这样做。每个人都有义务这样做。be supposed to do sth. 应该，应当做某事应该，应当做某事You were supposed to be here an hour ago.我们应该保护野生动物和多种树。我们应该保护野生动物和多种树。We are supposed to care for wild animals and plant

14、 more trees.你本该一小时前就到这里。你本该一小时前就到这里。26连词连词 or, and, but 和和 while的用法的用法 or 否则的话否则的话 and 并且并且,而且而且 but 但是但是,表示转折表示转折 while 而而, 然而然而 强调对比强调对比27连词连词 or, and, but 和和 while的用法的用法-Jane, would you like to go shopping with me?-Id like to, and _-Jane, would you like to go shopping with me?-Id like to, but _A

15、I have a lot of homework to do.B I also want to buy some clothes. B A 28连词连词 or, and, but 和和 while的用法的用法 Lucas, get up or you will.Mike, work hard and you will .29Nodding the head means agreement.Shaking the head means disagreement.Join the sentences with or, and, but or while.Nodding the head means

16、 agreement shaking the head means disagreement. 30Noise is a kind of pollution.Its harmful to our hearing.Join the sentences with or, and, but or while.Noise is a kind of pollution and its harmfulto our hearing. 3132 2.The earth is beautiful, but people are hurting the earth now. 3.Work hard, or you

17、 will fail the exam. 4.She was busy doing, while they were watching TV. 6.Some things we have done are good for the earth, while/ but some are bad. 7. Hurry up, or you will miss the bus. 8.He has failed several times, but he never gives up.33Enjoy the Video!34Homework 1.练测考 section A 2.复习Section A 3

18、.以What should we do to protect the environment为题，写一篇小作文。3536Work alone （Original material） KK: Kelly , you are a green person. Could you tell me something about recycling? Kelly: Certainly. Do you know that some of the rubbish we throw away can be recycled? Recycling helps to improve the environment. Here are some plastic bags, three Coke cans, a paper cup, a newspaper and two glass bottles. We shouldnt throw them away. They pollute the envi