英语九年级英语下学期.pptx

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1、Unit 15 Were trying to save the manatees!第1页/共61页WarmingupAnimalsaremansfriends.第2页/共61页Whatsthis?Andhowtodescribeit?enormous,gray第3页/共61页Whatsthis?Andhowtodescribeit?noisy,clever第4页/共61页Whatsthis?Andhowtodescribeit?playful第5页/共61页Whatsthis?Andhowtodescribeit?gentle,shy第6页/共61页Whatsthis?Andhowtodesc

2、ribeit?playful第7页/共61页Whatsthis?Andhowtodescribeit?aggressive,funny第8页/共61页Can you guess what animals they are?1 They look like a cow,but they live in the sea.2 They are furry enough to keep out the cold.They are all white and only live in the North pole.Lets relax.Lets play a guessing game.what ani

3、mals they are?第9页/共61页3.They are enormous,have long trunks.They live in Africa and Southeast Asia.4.They only live in Australia and have pockets to keep their babies safe.5.They look like monkeys but bigger than monkeys.They can follow what people do.6.They are spotted and aggressive.They run fast.e

4、lephantkangaroochimpanzeecheetah第10页/共61页Whatsthis?Andhowtodescribeit?Whatanimalareyoulike?manateegentle enormous shy10 feet long weigh 1000 poundsItsamanatee.Itsenormous,itsabout10feetlongandweighs1000pounds,butitsgentleandkindofshy.IamlikethisanimalbecauseIlikewaterandIliketoeatvegetables.How big

5、is the manatee?Itsabout10feetlongandweighs1000pounds.第11页/共61页kangarooPlayfulhigh2.6meterstallweigh80kilosItsakangaroo.Itsabout2.6meterstallandweighs80kilos.Itsplayful.Itcanjumpveryhigh.ImlikethisanimalbecauseIlikejumping.How big is the kangaroo?Itsabout2.6meterstallandweighs80kilos.第12页/共61页1bListe

6、ning gentlefurryenormousplayfulnoisyshyaggressivegrayfastspotted第13页/共61页TapescriptVictor:Hey,Ginny.Whatsthatbig,furryanimalonthepond?Ginny:Itsapolarbear,Victor.Theyrekindofaggressive.Victor:Arethey?Looksliketheyreallylovewater.Ginny:Uh-huh.Victor:Andwhatdoyoucallthosebig,graythingsinthewater?第14页/共

7、61页Ginny:Theyrecalledmanatees.Victor:What?Ginny:Manatees.Theyreverygentleandveryshy.Victor:Oh.Andhowabouttheyellowandblackspottedanimalsinthatcage?Ginny:Theyrecheetahs.Thecheetahisthefastestanimalonearth.第15页/共61页IamlikethisanimalbecauseIamstrongandintelligent.IlikewaterandIliketoeatvegetables.Youre

8、likeanelephant.No.第16页/共61页YourelikeaManatee.Yes.第17页/共61页2aListening1.endangered2.mangroves swamps3.habitat4.aquatic feeda.the place where something lives b.there arent very many of themc.underwater plants and vegetationd.a place where trees grow in water第18页/共61页TapescriptBoy:Canyoutellusaboutthem

9、anatees,please?Man:Sure.Weretryingtosavethem.Boy:Why?Aretheyendangered?Man:YesThereusedtobealotofmanatees,butnowtherearentverymanythereare?第19页/共61页Boy:Doyouknowhowmanythereare?Man:Atthispoint,thereareonlyabout2,500intheU.SIn1972,itwasdiscoveredthattheywereendangered.Sincethen,thegovernmenthaspassed

10、lawstoprotectthem.第20页/共61页Boy:Wheredotheylive?Man:Theirfavoritehabitatisthewaterunderthetreesinmangroveswamps.Boy:Andwhyaretheyendangered?第21页/共61页Man:Someoftheswampshavebecomepolluted.Also,theresometimesisntenoughfoodforallofthem.Asyoucansee,theyrelarge.Theaveragemanateeisabouttenfeetlongand.Theav

11、eragemanateeisabouttenfeetlongandweighsabout1,000pounds.Theyneedabout100poundsofaquaticfeedaday.第22页/共61页Boy:Aquaticfeed?Man:Oh,thatsunderwaterplantsandvegetation.Thatswhattheyeat.第23页/共61页Explanation1.IamlikethisanimalbecauseIamstrongandintelligent.belike=looklike=besimilarto像，看起来像。如：Heislikehisfat

12、her.他像他的父亲。=Helookslikehisfather.=Heissimilartohisfather.第24页/共61页这里的like作介词，意思为“像”，like还可做动词用，表示“喜欢”，like（doing）sth.喜欢做某事。如：Helikeshisfatherverymuch.他很喜欢他的父亲。Marylikesplayingvolleyball.玛丽喜欢打排球。第25页/共61页2.Howbigaremanatees?海牛有多大？howbig.询问体重。以how组合的疑问词组有很多，如：howold询问年龄howoften询问频率howlong询问动作持续的长短howm

13、uch询问质量或者价钱howfar询问距离howmany询问数量howsoon询问过多久第26页/共61页3.theyweighabout1,000pounds,他们大约重1000磅。weigh称重量，测重量。如：Heweighedthestoneinhishand.他用手掂了掂这块石头的重量。Thepieceofmeatweighsfourpounds.这块肉重四磅。第27页/共61页weight还可用做名词，重量。如：Whatisyourweight？你的体重是多少？第28页/共61页4.Weretryingtosavethemanatees.我们正在竭尽全力拯救海牛。Trytodo=tr

14、yonesbesttodo努力去做某事。如：Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习,每个学生都应该努力学习。第29页/共61页Grammar时时 态态谓语动词的形式谓语动词的形式（do）一般现在时一般现在时一般过去时一般过去时现在进行时现在进行时现在完成时现在完成时一般过去时被动语态一般过去时被动语态现在完成时被动语态现在完成时被动语态do/doesdidbe(am/is/are)doinghave/hasdonewas/weredonehave/hasbeendone第30页/共61页定义：现在

15、完成时表示到目前为止已经完成，并对现在留下某种后果和影响的动作。1.表示过去发生的某一动作对现在造成的影响或结果,常与一些时间状语。现在完成时have/has+动词的过去分词第31页/共61页如:already,yet,ever,never,just,before,once,twice等连用,也可以和包括现在在内的时间状语,如thesedays,today,thisyear,sofar等连用。第32页/共61页2.表示过去发生的动作或存在的状态,一直持续到现在,也许还将继续下去,可以和表示从过去某一时刻延续到现在的一段时间的状语连用。即for+时间段,since+时间点/从句,inthelas

16、ttenyears等,谓语只可用延续性动词。第33页/共61页2.has/havebeento去过某地表示某人的一种经历,可与once,twice,already,ever,never等连用。have/hasgoneto去某地了,说话时某人已离开此地,在去某地的途中或已在某地。第34页/共61页have/hasbeenin逗留在某地(已经一段时间)。常和fortendays,sinceIcamehere等连用。第35页/共61页 1.Where is Jim?He _ Wuhan.2.My parents _ the Great Wall twice.They like there very

17、much.3._ you ever _ to the Happy valley?4.How long _ Peter _ the West Hill farm?havebeentoHavebeentohasbeeninhasgoneto第36页/共61页 5.My sister _ the shop.She will be back in two hours.6.She _ Shanghai.She isnt here.7.She _ Shanghai.She is here.8.She _ Shanghai for two years.hasgonetohasgonetohasbeentoh

18、asbeenin第37页/共61页3.already-yet已经用于肯定句用于否定句,疑问句1.Shehasnotseenthisfilm_.Shehas_seenthisfilm.2.Ihave_combedmyhair.Haveyoucombedyourhair_.3.Hehas_watchedavideo.Hehasnotwatchedavideo_.alreadyalreadyalreadyyetyetyet第38页/共61页4.现在完成时中延续性动词和终止性动词英语动词根据词义可分为两种,一种是延续性的,一种是终止性的,终止性动词(也可称为非延续性动词,瞬间动词,或点动词),如:be

19、come,begin,buy,borrow,arrive,die,finish,gettoknow,go,join,marry,start,stop等。表示动作的发生与结束于一瞬间完成,不能再延续,第39页/共61页所以它的现在完成时不能和表示延续的时间状语连用,即不能与表示一段时间的状语,for+时间段,since+时间点/从句连用,也不能用在howlong引导的特殊疑问句。第40页/共61页初中英语课本中常见终止性动词有:leave,go,come,arrive,begin,buy,borrow,die,join,become等。终止性动词要表示持续时,可用以下方法：将时间状语改为时间段+

20、ago,句中谓语动词用一般过去时。第41页/共61页eg.我弟弟参军两年了。Mybrotherjoinedthearmytwoyearsago.若保留for+时间段,since+时间点/从句,或用在howlong句型中,则需将终止性动词改为相应的状态动词或延续性动词。第42页/共61页come/go/arrive/get/reach/move-bein/atopen-beopendie-bedeadclose-beclosedbecome-beborrow-keepputon-wearbuy-have常见终止性动词与延续性动词(或状态动词)的对应关系如下:第43页/共61页leave-beaw

21、ay(from)begin/start-beonfallasleep-beasleepend/finish-beovercatchacold-haveacold第44页/共61页jointhearmy-beinthearmybeasoldierjointheParty-beinthePartybeaPartymember 第45页/共61页1.吉姆买了这只钢笔两年了。Jimhashadthispenfortwoyears.Jimhashadthispensincetwoyearsago.Jimhashadthispensince2003.ItistwoyearssinceJimboughtth

22、ispen.第46页/共61页IthasbeentwoyearssinceJimboughtthispen.Jimboughtthispentwoyearsago.2.李雷自从2003年就参军。3.那部电影开始30分钟了。4.自从两年前这家商店就开了。5.那个老人已经死了五年了。6.莉莉六年前就离开家了。第47页/共61页现在完成时和一般过去时的区别：现在完成时所表明的是过去发生的动作对现在的影响,强调的是现在的情况,不可以和表示过去的时间状语yesterday,in1991,threedaysagolasttime,lastnight等连用。一般过去时表明的是过去发生的事实,和现在不发生关系

23、。第48页/共61页5.现在完成时中的for与sincefor+时间段与延续性动词的现在完成时连用since+时间点/从句。Ihavekeptthelibrarybookforaweek.=Ihavekeptthelibrarybooksinceaweekago.第49页/共61页Itis/hasbeen+一段时间+since.自从某事发生已有一段时间了。eg.Itis/hasbeentwoyearssincemybrotherjoinedthearmy.第50页/共61页注意:1.since引导的从句中动词用过去时。2.when引导的特殊问句不与现在完成时连用。3.havegot,hasgo

24、t虽然是现在完成时,但havegot=havehasgot=has第51页/共61页1.Itsalongtimesincewe_(meet)lasttime,isntit?2.-Iknowyou_(choose)apicturebookamongthese.-Yes,Havealookatit,please.3.Sofar,spaceshipswithoutpeople_(reach)themoonandsomeotherpartsoftheuniverse.methavechosenhavereached第52页/共61页4.Myfather_homefornearlythreeweeks.

25、A.hasgoneawayfromB.hasleftC.hasbeenawayfromD.wentaway第53页/共61页5.MrandMrsGreenhave_inChinaforaweek.A.beenB.gotC.arrivedD.reached第54页/共61页近义句转换：近义句转换：1.Jack joined the League five months ago.Jack _ a League member five months ago.2.Its a long time since we met last.We _ _ each other for a long time si

26、nce we met last time.hasbeenhaventseen第55页/共61页Fillintheblankswiththerightformsofthegivenwords.1.Everydaymymother_(get)upearly.2.Thedinosaureggs_(discover)manyyearsagobyscientists.3.Listen!Somechildren_(sing)anEnglishsongoverthere.getswerediscoveredaresinging第56页/共61页4.Inourhometownthereusedto_(be)m

27、anyoldtrees.5.Mywork_(notfinish)yet.Icantgoouttoplaywithyou.behasntbeenfinished第57页/共61页My favorite animals are pandas.I like them very much because they are gentle and shy.They are also 1_to people.And they look funny,too.Their eyes are the most interesting part.The black circles around their 2_ ma

28、ke them look like they are wearing glasses or have just been in a fight.Their favorite food is bamboo 3_.They dont like to move around very much.But now pandas are endangered.For one thing,people have destroyed many of their habits.For another,they dont have 4_ food to eat.We must think of ways to 5

29、_ them.I think we should build more panda zoos and plant more bamboo for them.I hope everyone can do something for animals,so that we can keep our world rich and colorful and full of interesting animals.friendlyeyesleavesenoughprotectFill in the blanks according to the main ideas.第58页/共61页*Try to find more endangered animals in the world and write a short passage about how to save them or protect them.第59页/共61页第60页/共61页感谢您的观看！第61页/共61页