深圳七年级下册英语-Unit4课件

Unit4SavethetreesUnit4Savethetrees1WordsWords21.拯救v2.松树n3.讨论v4.树枝n5.根n.与…作斗争v.反对prep.例子n

save

pine

discuss

branch

root

fight

against

example1.拯救vsave39.产生v10.氧气n11.主要的adj12.方便的adj13.家具n14.想象v15.疾病n16.挖v

produce

oxygen

major

convenient

furniture

imagine

disease

dig9.产生vproduce417.洞n18.搬v19.容器n20.吸收21.来自22.例如23.事实上24.环顾四周

hole

carry

container

takeincomefromforexampleinfactlookaround17.洞nhole525.由…制成26.几百万27.对…有好处bemadeofmillions

ofbegoodfor25.由…制成bemadeof6PhrasesPhrases71.拯救树木2.更多地了解3.在很多方面4.保持空气凉快5.吸收6.有害的气体7.产生氧气8.空气污染9.抵抗污染的卫士10.使…更方便savethetreesknowmoreabout

inmanywayskeeptheaircooltakeinharmfulgasesproduceoxygenairpollutionfightersagainstpollutionmake…moreconvenient1.拯救树木savethetrees811.例如12.事实上13.从…获得多得多14.由…制成15.在我们日常生活中16.没有树的世界17.砍树18.数以百万计19.停止做某事20.尽我们做大努力做forexample

infactgetalotmorefrombemadeofinourdailylivesaworldwithouttreescutdowntreesmillionsofstopdoingsthdoourbesttodosth11.例如forexample9ParaphraseParaphrase101.beharmfulto对…有害的=duce产生=make3.major主要的=bigandimportant4.makesthmoreconvenient使…更方便=makestheasier5.imaginesth想象某事=thinkofsthinyourmind1.beharmfulto对…有害的116.infact事实上=efrom来自=befrom8.discusssth讨论某事=talkaboutsth6.infact事实上12KeysentencesKeysentences131.他们使空气凉爽和干净。他们吸入来自空气的有害气体,产生为我们呼吸的氧气.它们是对抗空气污染的主要战士。Theykeeptheaircoolandclean.Theytakeinharmfulgasesfromtheairandproduceoxygenforustobreathe.

They’remajorfightersagainstairpollution.1.他们使空气凉爽和干净。他们吸入来自空气的有害气体,产生为142.我知道树木也使我们的生活更方便。在我们日常生活中许多东西来自于树木。

Iknowtreesalsomakeourlivesmoreconvenient.Manyofthethingsinourdailylivescomefromtrees.2.我知道树木也使我们的生活更方便。在我们日常生活中许多东西153.确切地说，我们从树木得到多得多的东西。我们从它们中得到水果和油。茶叶也是来自树木的叶子。Infact,wegetalotmorefromtrees.Wegetfruitandoilfromthem.Teaalsocomesfromtheleavesoftrees.3.确切地说，我们从树木得到多得多的东西。我们从它们中得到水164.许多及家具由木头制成。树木在我们日常生活中真的是重要的。

Alotofthefurnitureismadeofwood.Treesarereallyimportantinourdailylives.5.我很难想象没有树木的世界。Ican’timagineaworldwithouttrees.4.许多及家具由木头制成。树木在我们日常生活中真的是重要的。176.但是我们每年砍伐数以百万计的树木.我们应该停止做这个,如果我们不想要一个没有树木的世界的话。Butwecutdownmillionsoftreeseveryyear.Weshouldstopdoingthisifwedon’twantaworldwithouttrees.6.但是我们每年砍伐数以百万计的树木.我们应该停止做这个,18QuizQuiz191.discuss(名词):_______________2.branch(复数):_______________3.fight(过去式):________________4.fight(斗士):______________5.against(反义词):____________6.harm(形容词):________________7.gas(复数):_______________8.produce(同义词)_________________9.major(同义词):__________10.convenient(名词):__________discussionbranchesfoughtfighterforharmfulgasesmakebigandimportantconvenienceExercise1:词形变换。discussionbranchesfoughtf2011.imagine(名词):_______________12.dig(过去式):_____________13.comefrom(同义词):______________14.infact(同义词):________________15.begoodfor(反义词):______________imaginationdugbefromasamatteroffactbebadfor11.imagine(名词):______________211.Treeshelpfight_________pollution.2.Treesprovideus________woodandfruit.3.Treesarehome________birdsandanimals.4.Iwanttoknowmore_________trees.5.Iwanttointerviewyou_________trees.6.Treeshelpus_________manyways.7.Treescantake_________harmfulgases.8.Treesproduceoxygenforus_______breathe.9.Treesarefighters___________airpollution.10.Wegetalotofthings___________trees.11.Manyofthethingscome__________trees.12.Treesarereallyimportant__________ourdailylives.13.________fact,wegetalotmorefromtrees.14.Look_________thisroom,andyouwillfindalotoffurnitureismade_________wood.15.Wecan’tliveinaworld____________trees.againstwithtoaboutaboutinintoagainstfromfrominInaroundofwithout1.Treeshelpfight_________2216.Treescankeeptheaircooland_____.(clean)17.Eatingjunkfoodis_______(harm)toourhealth.18.Burningoilgivesoutlotsofharmful_______(gas).19.Treesgiveoutoxygenforus_____(breathe)20.Theyaremajor__________(fight)againstairpollution.21.Treesmakeourlives__________________(convenient).22.Ican’timagine________(live)inaworldwithouttrees.cleanharmfulgasestobreathefightersmoreconvenientliving16.Treescankeeptheaircoo2323.___________(million)oftreesarecutdowneveryyear.24.Stop_______(talk)!It’stimetobeginourclass.Millionstalking23.___________(million)oft24Unit4SavethetreesUnit4Savethetrees25WordsWords261.拯救v2.松树n3.讨论v4.树枝n5.根n.与…作斗争v.反对prep.例子n

save

pine

discuss

branch

root

fight

against

example1.拯救vsave279.产生v10.氧气n11.主要的adj12.方便的adj13.家具n14.想象v15.疾病n16.挖v

produce

oxygen

major

convenient

furniture

imagine

disease

dig9.产生vproduce2817.洞n18.搬v19.容器n20.吸收21.来自22.例如23.事实上24.环顾四周

hole

carry

container

takeincomefromforexampleinfactlookaround17.洞nhole2925.由…制成26.几百万27.对…有好处bemadeofmillions

ofbegoodfor25.由…制成bemadeof30PhrasesPhrases311.拯救树木2.更多地了解3.在很多方面4.保持空气凉快5.吸收6.有害的气体7.产生氧气8.空气污染9.抵抗污染的卫士10.使…更方便savethetreesknowmoreabout

inmanywayskeeptheaircooltakeinharmfulgasesproduceoxygenairpollutionfightersagainstpollutionmake…moreconvenient1.拯救树木savethetrees3211.例如12.事实上13.从…获得多得多14.由…制成15.在我们日常生活中16.没有树的世界17.砍树18.数以百万计19.停止做某事20.尽我们做大努力做forexample

infactgetalotmorefrombemadeofinourdailylivesaworldwithouttreescutdowntreesmillionsofstopdoingsthdoourbesttodosth11.例如forexample33ParaphraseParaphrase341.beharmfulto对…有害的=duce产生=make3.major主要的=bigandimportant4.makesthmoreconvenient使…更方便=makestheasier5.imaginesth想象某事=thinkofsthinyourmind1.beharmfulto对…有害的356.infact事实上=efrom来自=befrom8.discusssth讨论某事=talkaboutsth6.infact事实上36KeysentencesKeysentences371.他们使空气凉爽和干净。他们吸入来自空气的有害气体,产生为我们呼吸的氧气.它们是对抗空气污染的主要战士。Theykeeptheaircoolandclean.Theytakeinharmfulgasesfromtheairandproduceoxygenforustobreathe.

They’remajorfightersagainstairpollution.1.他们使空气凉爽和干净。他们吸入来自空气的有害气体,产生为382.我知道树木也使我们的生活更方便。在我们日常生活中许多东西来自于树木。

Iknowtreesalsomakeourlivesmoreconvenient.Manyofthethingsinourdailylivescomefromtrees.2.我知道树木也使我们的生活更方便。在我们日常生活中许多东西393.确切地说，我们从树木得到多得多的东西。我们从它们中得到水果和油。茶叶也是来自树木的叶子。Infact,wegetalotmorefromtrees.Wegetfruitandoilfromthem.Teaalsocomesfromtheleavesoftrees.3.确切地说，我们从树木得到多得多的东西。我们从它们中得到水404.许多及家具由木头制成。树木在我们日常生活中真的是重要的。

Alotofthefurnitureismadeofwood.Treesarereallyimportantinourdailylives.5.我很难想象没有树木的世界。Ican’timagineaworldwithouttrees.4.许多及家具由木头制成。树木在我们日常生活中真的是重要的。416.但是我们每年砍伐数以百万计的树木.我们应该停止做这个,如果我们不想要一个没有树木的世界的话。Butwecutdownmillionsoftreeseveryyear.Weshouldstopdoingthisifwedon’twantaworldwithouttrees.6.但是我们每年砍伐数以百万计的树木.我们应该停止做这个,42QuizQuiz431.discuss(名词):_______________2.branch(复数):_______________3.fight(过去式):________________4.fight(斗士):______________5.against(反义词):____________6.harm(形容词):________________7.gas(复数):_______________8.produce(同义词)_________________9.major(同义词):__________10.convenient(名词):__________discussionbranchesfoughtfighterforharmfulgasesmakebigandimportantconvenienceExercise1:词形变换。discussionbranchesfoughtf4411.imagine(名词):_______________12.dig(过去式):_____________13.comefrom(同义词):______________14.infact(同义词):________________15.begoodfor(反义词):______________imaginationdugbefromasamatteroffactbebadfor11.imagine(名词):______________451.Treeshelpfight_________pollution.2.Treesprovideus________woodandfruit.3.Treesarehome________birdsandanimals.4.Iwanttoknowmore_________trees.5.Iwanttointerviewyou_________trees.6.Treeshelpus_________manyways.7.Treescantake_________harmfulgases.8.Treesproduceoxygenforus_______breathe.9.Treesarefighters___________airpollution.10.Wegetalotofthings___________trees.11.Manyofthethin