Unit4OxfordEnglishModule2Man’sbestfriendsSavethetreesPeriod1Reading(1)1GettingreadyWhataretheydoing?Whatwillhappenifpeoplekeepdoingthis?Whatshouldwedo?Inthisunit,wearegoingtotalkaboutanotherofman’sbestfriendsonEarth,trees.2BackgroundknowledgeHowmuchdoyouknowabouttrees?Trytheshortquizbelow.fruitbranchleafrootBrainstormingWhatdotreesdoforus?Treesaremajorfightersagainstairpollution.Treestakeinharmfulgasesfromtheairandproduceoxygenforustobreathe.Lookatthepicturesonpage45.Thenanswerthequestionbelow.Treestakeinharmfulgasesfromtheairandmakeoxygenforustobreathe.3BeforeyoureadLookatthetitleoftheinterviewonpage45.Thenanswerthequestionbelow.Manyofthethingsinourdailylivescomefromtrees.Forexample,paperpencils,andchairs.4ReadingTreesinourdailylivesRebeccawantstoknowmoreabouttreesandhowtheyhelpus.SheisinterviewingDrJonesabouttrees.Readthefirstpartoftheconversationandanswerthefollowingquestion.丽贝卡:树如何帮助我们?琼斯博士?琼斯博士:它们在许多方面帮助我们。它们保持空气凉爽和清洁。它们从空气中吸收有害的气体,产生供我们呼吸的氧气。它们是抵抗空气污染的主要斗士。二.Reading 精讲 1. They help fight against pollution. fight against 意为“对抗,反对;与...作斗争”。(P44)2. Rebecca wants to know more about trees. know about意为“知道,了解”。3. They help us in many ways. in many ways意为“在很多方面,多角度”。 4. They keep the air cool and clean. keep sth/sb.. +adj
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示“使...保持(怎么样)”。Keephealthy保持健康5. They take in harmful gases from the air. take in意为“吸收,理解,接受,留宿,欺骗”。 如:We must take in nutritious food everyday.我们必须每天吸收有营养的食物。6.produce产生、产品1.Whyaretreesmajorfightersagainstairpollution?ComprehensionTheykeeptheaircoolandclean.Theytakeinharmfulgasesfromtheair.Theyproduceoxygenforustobreathe.Readthesecondpartoftheconversationandanswerthefollowingquestion.丽贝卡:我知道树也使我们的生活更加方便。在我们的日常生活中许多东西来自树。例如:纸和铅笔。 7. I know trees also make our lives more convenient. make sth/sb.+adj. 表示“使...变得(怎么样)”。 8.comefrom来自9.forexample例如琼斯博士:你说得对,丽贝卡。确切的说,我们从树中得到更多。我们从它们身上获取果实和油。茶叶也是来自茶的叶子。环顾这个房间,许多家具是由木头制成的。树在我们的日常生活中确实很重要。10. In fact, we get a lot from trees. in fact, 意为“确切地说(用于补充细节),事实上,其实(用于强调,尤指与刚提到的
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相反)”。 11. Look around this room. look around意为“环顾...,环顾四周”12.bemadeof……由……制成Alotofthethingsismadeofwood.许多物品都是由木制成的。2.Whatcanwegetfromtrees?ComprehensionFruitOilTeaandfurnitureReadthethirdpartoftheconversationandanswerthefollowingquestion.丽贝卡:我不能想象没有树的世界。琼斯博士:但是我们每年砍伐数以百万计的树木。如果我们不想要一个没有树的世界,我们应该停止这样做。13. imagine想象,动词14.But we cut down millions of trees every year. cut down意为“砍到,砍伐”; millions of意为“数以百万计;大量的”。 15. We should stop doing this if we don’t want a world without trees. stop doing sth.意为“停止做某事”。3.Howmanytreesdopeoplecutdowneveryyear?ComprehensionPeoplecutdownmillionsoftreeseveryyear.Treesinourdailylives5ComprehensionairpollutioncoolandcleanharmfulgasesmoreconvenientcomefromtreesmadeofwoodVocabularyproduceagainstfurnitureconvenientmajor6ReviewthetextRepeatthetextafterthetape.HHomework1.模仿录音的语音、语调,朗读课文。2.抄写单词和短语:against,branch,convenient,example,fight,furniture,gas,harmful,imagine,major,oxygen,produce,root,save;forexample,millionsof,takein等。3.用课文中的语句回答问
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Whyaretreessoimportantinourdailylives?。4.完成《英语(七年级下册)B》第50页Vocabulary和第57页ReadingA的练习。一 单项选择 1. Dr Jones, I want to know more about _________ trees. Can you give me some information ? A .a b. an c. the d. / 2 .We get food from the environment but trees can make food for _________A. they b. them c .theirs d. themselves 3 .All the ___________ in the room cost me ¥10,500 A. computer b .furniture c. chair d. towelddb4 .how can we fight ____________ pollution ? A. for b. with c .against d. to 5 .a lot of things such as chairs and desks are made _______ wood A .of b .from c. in d .up 6 It’s very ________ for us to travel by underground in big cities. It’s fast and cheap A. helpful b .cheerful c. convenient d .quick cAC7. we get a lot of things from trees. Tea _______ comes from the leaves of trees .A also b too c as well d either 8 .we can find pine trees in _______ every part of China A about b almost c still d even 9 .Rebecca interviewed Dr Jones ______ she wanted to know how to protect the environment A and b because c but d so ABB