U2Topic1SectionB.ppt

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1、Unit 2 Saving the Earth Topic 1 Pollution has caused too many problems.Section B 1.Learn some useful expressions have got a pain,be harmful to,too many,too much How long have you been like this?Whats worse,the factory makes too much noise.2.Learn to use the correct stress,pronunciation,liaison and p

2、ause while reading aloud.3.Know the differences between Simple Past and Present perfect.Kangkang was going to leave the West Hill.He met Mrs.Zhou.They had a talk.Kangkang asked Mrs.Zhou some questions.What questions did Kangkang ask?1b B.Listen again and match each question above with an answer belo

3、w.a.Not yet.b.Ive been like this since last week.C.Its difficult for me to breathe.d.Oh,yes.Cbad1b A.Listen to 1a and check the questions you hear.Question Answer1.Whats wrong with you?_2.How long have you been like this?_3.Where have you been?_4.Have you seen a doctor?_5.Have you noticed the dead f

4、ish in the river?_1a Look,listen and say.1c Read 1a and answer the questions.1.What caused Mrs.Zhous problems?2.What will Kangkang do?3.Do you have any other ways to solve Mrs.Zhous problems?The bad air and too much noise.He will write to the newspaper about these problems.The factory causes too man

5、y problems.too many+可数名词复数可数名词复数e.g.There are too many people in the supermarket.I dont want to go there any more.Whats worse,the factory makes too much noise.too much+不可数名词不可数名词e.g.I am busy.I have too much work to do.much too+adj./adv.e.g.Its much too cold today.Many people stay at home instead of

6、 going out.Its difficult for me to breathe.我呼吸很困难。我呼吸很困难。breathe v.呼吸呼吸 e.g.He could hardly breathe because of the lung cancer.breath n.呼吸呼吸 e.g.She took a long slow breath to calm down.Its+adj.+for sb.to do sth.e.g.Its important for us to learn English well.Its easy for him to solve this problem.Ha

7、ve you noticed the dead fish in the river?dead adj.死的死的e.g.I saw a dead dog on my way home.die v.死死（过去式（过去式，过去分词），过去分词）died His father died last year.death n.死亡死亡My cats death made me sad.2 Choose the correct words to complete the passage.Dear editor,Im writing to say something about the chemical fa

8、ctory near my house.The factory causes _(too many/too much)problems.First,it produces terrible gas,and it is hard for us to _(breathe/breath).Whats worse,the factory makes a lot of noise.We cant sleep well at night.It also pollutes the river nearby.Now there are many _(die/dead)fish in the river.I t

9、hink people should care for these problems and I hope the government will solve them soon.Yours,Kangkangtoo manybreathedead3a Look at the pictures and read the words and phrases,paying attention to the sounds and stress.Then match them.soil pollutionwater pollutionnoise pollutionair pollutionlitterl

10、ight pollution()()()()()()A BC DE FFCDABEsoil n.土壤，土地Example:People use chemicals too much in their fields,/and soil pollution causes unhealthy food.1.People pour waste water into rivers and lakes,/so _ is almost everywhere in China.2._ makes people sick./It causes breathing problems and even cancer

11、.3.In some cities,/theres too much _ caused by many cars.4._ is harmful to birds./Also,/when we use too many lights at night,we waste energy.5._ makes a mess of our environment,/so people shouldnt throw it around.3b Complete the sentences with the words and phrases in 3a.Then read them aloud,paying

12、special attention to the pronunciation,liaison and pause.water pollutionAir pollutionnoise pollutionLight pollutionLitterLight pollution is harmful to birds.harm v.&n.危害，伤害，损害危害，伤害，损害harmful adj.有害的有害的e.g.It is harmful to animals.=It does great harm to animals.be harmful to=do harm to 对对有害有害强化记忆：强化记

13、忆：1.She looks weak.2.I have got a pain in my throat.3.3.Its difficult for me to breathe.4.4.How long have you been like this?5.5.Whats worse,the factory makes too much noise.6.6.Im always in a bad mood.7.7.I cant bear the environment here.8.8.Light pollution is harmful to birds.单项选择单项选择()1.There are

14、 _ books in the shop.I dont know which one to choose.A.too many B.too much C.much too D.too()2.Dont smoke.Its _ to our health.Sorry,I wont do it again.A.harmB.harmful C.harmsD.harmed()3.He has a headache.He feels difficult _.A.breathe B.breath C.to breathe D.to breath ABC单项选择单项选择()4.She is so noisy

15、that I cant _ her.A.seeB.know C.bearD.understand()5.How long have you _ this?For a week.A.likedB.been C.been likeD.like()6.If you are always _,it will be bad for your health.A.in a good moodB.in a bad mood C.in good healthD.in need CCBHomework1.Read 1a.2.Finish Section B in your workbook.4.Preview Section C.Thank you.