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TreesinourdailylivesTreeshelpus1.___________.Theykeeptheair2.__________.Theytakein3.____________fromtheairand4.__________forustobreathe.Treesalsomakeourlives5.___________.Manyofthethingsinourdailylives6.___________trees.7._________,paperandpencils.8._________,wegetalotfromthetrees,9.__________fruit,oilandtea.10.______________thisplacewelive!Alotofthefurniture11.___________wood.Treesarereallyimportant12.____________.Aworldwithouttreesisaworldwithoutcolors.inmanywayscoolandcleanharmfulgasesproduceoxygenmoreconvenientcomefromForexampleInfactsuchasLookaroundismadeofinourdailylivesUnit4SavethetreesPreparation(准备)beforeclass•Textbook•Pinkbook•Writingbook•Notebook•PensAimsofthelesson•综合《学评》和周报上的写作题，整理本单元以“树木”为主题的写作素材，并进行限时写作。Tree-plantingDayArborDayMarch12ofeachyearInterestingcustom(习俗)abouttree-planting书面表达树木是人类的好朋友，为我们付出很多，但我们经常做出伤害它的事情。植树节将近，我校举行爱护树木征文大赛，希望借此呼吁人们爱护树木。词数：80词左右。开头已给出，不计入总词数。要点提示：1.树木能提供氧气给我们呼吸，净化空气，吸收空气中对人体有害的气体。2.树木能防止水土流失；3.树木给我们带来很多方便，并举例说明；4.阐述1-2点树木的措施。Treesaresoimportantforusthatwecan'tlivewithoutthem._________________________________________________________________________________________________________________KeywordsandphrasesWords:1.v.产生_______2.n.氧气________3.adj.有害的_______4.adj.方便的________5.n.家具________6.v.呼吸_______7.n.泥土________8.v.保护________9.v.拯救________10.n.气体________11.n.危险__________Phrases:1.为某人提供某物________2.由......组成__________3.吸入__________4.在许多方面__________5.对......有好处__________6.对.......有帮助__________7.使空气保持洁净_________8.尽力做某事___________Words:1.v.产生_______2.n.氧气________3.adj.有害的_______4.adj.方便的________5.n.家具________6.v.呼吸_______7.n.泥土________8.v.保护________9.v.拯救________10.n.气体________11.n.危险__________produceoxygenharmfulconvenientfurnituretakeinsoilprotectsavegasdangerPhrases:1.为某人提供某物________2.由......组成__________3.吸入__________4.在许多方面__________5.对......有好处__________6.对.......有帮助__________7.使空气保持洁净_________8.尽力做某事___________providesth.forsb./providesb.withsth.bemadeof/bemadfromtakeininmanywaysbegoodforbehelpfultokeeptheaircleantrytodosth./tryone'sbesttodosth.Groupwork1.阅读课本P45P48P54文章，用红笔画出表达“树木的重要性”以及”保护树木的措施”的句子；2.写出你所知道的保护树木的其他措施。要求：上台展示时2人负责读出课文里的句子（请说明在哪个位置）；2人负责板书其他措施Waystohelpthetrees:P_________treesinspringeveryyear.T_________goodcareoftheyoungtrees.P_____________therainforest.S_________peoplefromcuttingdowntrees.U_________bothsidesofpaper.U________ahandkerchief(手帕)insteadoftissues(纸巾)填入合适的动词lantakereserve/rotecttopsesePlanttreeseveryspring.1.Ifwe...(wanttoprotectthetrees),wecan/should...2.Itwillbehelpfulifwe...3.It's+adj./n.+forustodosth.Ifwewanttoprotectthetrees,wecan/shouldplanttreeseveryspring.Itwillbehelpfulifweplanttreeseveryspring.It'sgood/agoodideaforustoplanttreeseveryspring.Usebothsidesofpaper.1.Ifwe...(wanttoprotectthetrees),wecan/should...2.Itwillbehelpfulifwe...3.It's+adj./n.+forustodosth.Ifwewanttoprotectthetrees,wecan/shouldusebothsidesofpaper.Itwillbehelpfulifweusebothsidesofpaper.It'sgood/agoodideaforustousebothsidesofpaper.1.树木让我们的生活更便利。2.许多家具都是用木头制成的。3.树木吸收空气中的有害气体，并产出氧气供人们呼吸。4.森林是成千上万生物的家园。(生物:livingthings)5.森林的消失使得很多生物丧失家园。(消失:decreasing)6.我们应该停止砍伐过多树木。7.我们必须尽力保护树木。TranslatethefollowingsentencesinEnglishTranslatethefollowingsentencesinEnglish1.树木让我们的生活更便利。2.许多家具都是用木头制成的。3.树木吸收空气中的有害气体，并产出氧气供人们呼吸。4.森林是成千上万生物的家园。5.森林的消失使得很多生物丧失家园。6.我们应该停止砍伐过多树木。7.我们必须尽力保护树木。Treesmakeourlifemoreconvenient.Alotoffurnitureismadeofwood.Treestakeintheharmfulgasesandproduceoxygenforpeopletobreathe.Forestishometothousandsoflivingthings.Thedecreasingofforestmakemanylivingthingslosetheirhomes.Weshouldstopcuttingdowntoomanytrees.Weshouldtryourbesttoprotectthetrees.书面表达树木是人类的好朋友，为我们付出很多，但我们经常做出伤害它的事情。植树节将近，我校举行爱护树木征文大赛，希望借此呼吁人们爱护树木。词数：80词左右。开头已给出，不计入总词数。要点提示：1.树木能提供氧气给我们呼吸，净化空气，吸收空气中对人体有害的气体。2.树木能防止水土流失；3.树木给我们带来很多方便，并举例说明；4.阐述1-2点树木的措施。Treesaresoimportantforusthatwecan'tlivewithoutthem._________________________________________________________________________________________________________________15minsHomework1.完成《学评》P67-71单元评价。2.背诵Unit4单词短语，明天听写。