授課主題九年級(jí)Unit5Lesson2527知識(shí)講解練習(xí)教學(xué)目的掌握九年級(jí)Unit5Lesson2527重點(diǎn)單詞、詞組的用法；掌握重點(diǎn)語(yǔ)法——定語(yǔ)從句。重、難點(diǎn)重點(diǎn)單詞和詞組的靈活運(yùn)用；理解并嘗試運(yùn)用定語(yǔ)從句。教學(xué)內(nèi)容教師寄語(yǔ)：Youcandoanythingyouputyourmindto.世上無(wú)難事，只怕有心人。例題解析用方框中所給單詞或短語(yǔ)的適當(dāng)形式填空experiment，upside，correct，fill...with，take...offexperiment，upside，correct，fill...with，take...off1．Canyouanswerthequestion______?2．Wehavedonemany______inscienceclass.3．Don't______yourhand______thecardboard.4．He______thebottle______waterjustnow.down.Itturnthebox______down.It'sdangerous.本節(jié)知識(shí)點(diǎn)講解知識(shí)點(diǎn)1.experiment/?k'sper?m?nt/n．實(shí)驗(yàn)；試驗(yàn)Manypeopleareagainst_____________________onanimals.許多人不贊成在動(dòng)物身上做實(shí)驗(yàn)?！白鰧?shí)驗(yàn)”可用do/make/carryoutanexperiment表達(dá)。Mr.Blackis_________________________________inphysics.布萊克先生正在做一個(gè)物理實(shí)驗(yàn)。experimentv．做試驗(yàn)，進(jìn)行實(shí)驗(yàn)，常和介詞on，with連用。Heisexperimenting_____frogs.他正在青蛙身上做試驗(yàn)。turn...upsideturn...upsidedown把……翻轉(zhuǎn)；倒過(guò)來(lái)知識(shí)點(diǎn)3.take…off…把……從……拿開(kāi)Please________yourhand_______thefood.請(qǐng)把你的手從食物上拿開(kāi)。takeoff脫掉，摘掉，(飛機(jī))起飛_______________________比爾摘掉了他的眼鏡。知識(shí)點(diǎn)4.get/ɡet/v.收到；(使)達(dá)到；變得get作系動(dòng)詞，表示“變得”，后跟形容詞作表語(yǔ)。Theweatherwill__________whenautumnes.當(dāng)秋天到來(lái)的時(shí)候，天氣會(huì)變得涼爽。get相關(guān)的短語(yǔ)：getalong/onwith…與……和睦相處getaway離開(kāi)，走開(kāi)getback返回getdown下來(lái)，寫下geton上車getoff下車gettogether會(huì)面，聚集知識(shí)點(diǎn)5.That’scalled…那被叫做……此句是一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)，That在這句話中充當(dāng)主語(yǔ)，iscalled構(gòu)成被動(dòng)語(yǔ)態(tài)結(jié)構(gòu)。一般現(xiàn)在時(shí)的被動(dòng)語(yǔ)態(tài)的構(gòu)成為：be動(dòng)詞(am/is/are)＋動(dòng)詞的過(guò)去分詞。Moremoneyis______(save)byusingbothsidesofpaper.通過(guò)使用紙的兩面，更多的錢被節(jié)省下來(lái)了。知識(shí)點(diǎn)6.scientificadj.科學(xué)的Thisisa_____________instrument.這是一件科學(xué)儀器。scientific還表示“細(xì)致嚴(yán)謹(jǐn)?shù)摹?。Weneedtobe______________________aboutthisproblem.在這個(gè)問(wèn)題上我們需要更為嚴(yán)謹(jǐn)一些。知識(shí)點(diǎn)7.besureof確信Iamsureofwhathesaid.我確信他所說(shuō)的。與sure有關(guān)的結(jié)構(gòu)besuretodosth.一定會(huì)做某事(一般指局外人的推測(cè)，主語(yǔ)可以是人，也可以是物)_________________________他一定會(huì)贏。besure＋that從句確信Heissurethat_____________________.他確信他能成功。makesure＋that從句查明，弄清Shelookedaroundto______________________她往四下里看看，是不是只有她一個(gè)人。forsure無(wú)疑，肯定Hewillbehere____________withinanhour.他一小時(shí)之內(nèi)肯定到這兒。知識(shí)點(diǎn)8.overprep.在……上方，穿越Therewasalamphanging________________有一盞燈吊在桌子上方。辨析above,over與onabove只是籠統(tǒng)地表示“高于……，在……上方”，其反義詞為below。Wewereflying________theclouds.我們?cè)谠茖由厦骘w行。over表示在某物體的正上方，與某物體垂直但不接觸，其反義詞為under。Thereisabridge________________.河上有座橋。on表示在某物體的表面之上，與某物體表面接觸。Helaidahand___________________他把一只手放在我的肩上。知識(shí)點(diǎn)9.puton穿上；戴上；上演He__________hisbestclothesfortheparty.為了聚會(huì)他穿上了他最好的衣服。與put有關(guān)的短語(yǔ)：putup掛上，張貼，建立，舉起It’stimeweputuptheChristmasdecorationsinthelivingroom.我們?cè)撛谄鹁邮依飹焐鲜フQ裝飾品了。Oneminutelater,aboy_____________________.一分鐘后，一個(gè)男孩舉起了手。putaway把……收起，儲(chǔ)存Thefruitshouldbe___________________水果應(yīng)小心存放起來(lái)。Please________________________請(qǐng)把你的書收起來(lái)。putout熄滅，扔掉Theymanagedto____________________他們?cè)O(shè)法把火撲滅了。putoff推遲，延遲Whydon’tyou________________？你們?yōu)槭裁床煌七t會(huì)議？知識(shí)點(diǎn)10.force/f??s/n．力量v．迫使；強(qiáng)迫theforceof_________大自然的力量force作動(dòng)詞時(shí)，常用的句式為：forcesb.todosth.＝forceodoingsth.意為“強(qiáng)迫某人做某事”。Theyforcedhimtoleavehiscountry.他們強(qiáng)迫他離開(kāi)了他的國(guó)家。=_________________________________________1.Theplanewilltakeoffat2:00p.m.飛機(jī)將在下午兩點(diǎn)起飛。He________mywetcoatandmademesitbythefire.A．wentbyB．ranoutC．tookoffD．turnedup2.Weshouldthinkmoreofothersifwewantto________them.A.getonwellwithB.hearofC.getreadyforD.hearfrom3.—Claudia,areyougoingtoJeff'sbirthdaypartyonSaturday?—UnlessI________.A.willbeinvitedB.aminvitedC.wasinvitingD.invited4.Itissure________tomorrowmorning.A．rainB．torainC．rainingD．toberained5.Thelittlechild________thetoysandwentfordinner.A．putonB．putupC．putoffD．putaway知識(shí)點(diǎn)11.discover/d?'sk?v?(r)/v．發(fā)現(xiàn)，發(fā)覺(jué)WhodiscoveredHawaii?誰(shuí)發(fā)現(xiàn)了夏威夷？辨析find,discover與inventfind找到，側(cè)重于找到過(guò)去丟失的人或物，但有時(shí)也表示憑經(jīng)驗(yàn)或偶然發(fā)現(xiàn)了一種東西。I_______________myEnglishbook.我找不到我的英語(yǔ)書了。discover指“發(fā)現(xiàn)，找到”本已存在，但尚未被人類發(fā)現(xiàn)或認(rèn)識(shí)的事物。Columbus_____________Americain1492.哥倫布于1492年發(fā)現(xiàn)了美洲。invent指“發(fā)明，創(chuàng)造”出世界上本來(lái)不存在的東西。如工具、方法、手段等。Mr.Smith__________anewteachingmethod.史密斯先生發(fā)明了一種新的教學(xué)方法。知識(shí)點(diǎn)12.makeobservations觀察Whiledoingexperiments,youmust________carefulobservations.做實(shí)驗(yàn)時(shí)，你必須仔細(xì)觀察。makeobservations還可意為“作評(píng)論”。Mr.Wangmadesome______________________ontheInternet.知識(shí)點(diǎn)13.keep/ki?p/v．保持Youshould______theroom_________.你應(yīng)該保持房間清潔。keep的用法：keep＋賓語(yǔ)＋形容詞，意為“使……保持某種狀態(tài)”Youcan’tsneezeand__________________atthesametime.你不能在打噴嚏的同時(shí)讓你的眼睛睜著。keepsb.fromdoingsth.阻止某人做某事，相當(dāng)于“stop/preventsb.fromdoingsth.”。Weshould____________________________aloneinthesea.我們應(yīng)該阻止孩子們單獨(dú)在海里游泳。keep(on)doingsth.繼續(xù)，重復(fù)做某事。___________________!保持微笑！知識(shí)點(diǎn)14.match/m?t?/n．火柴，比賽v．相稱，相配Weneedtolighta__________.我們需要點(diǎn)一根火柴。Theybeatuslasttime,butwehopetowin_______________________.上次他們打敗了我們，但我們希望贏得下次的比賽。Thepicture____________thestory.這幅圖和故事相配。match作名詞時(shí)，為可數(shù)名詞，復(fù)數(shù)為matches。Don’tstrikematchesifyousmellgas.如果你聞到煤氣味，就不要?jiǎng)澔鸩?。知識(shí)點(diǎn)15.half/hɑ?f/adj.一半的n．半；一半Givenhalfachance,hewillsucceed.只須給他一點(diǎn)兒機(jī)會(huì)，他就會(huì)成功。half意為“一半的”，作形容詞。halfan/a＋名詞，意為“半個(gè)……”。_______________半個(gè)小時(shí)half________半天half______apple半個(gè)蘋果halfof…意為“一半的……”，后接名詞時(shí)，一般要在名詞前加the、形容詞性物主代詞或指示代詞等。此結(jié)構(gòu)作主語(yǔ)時(shí)謂語(yǔ)動(dòng)詞和of后的名詞保持一致。知識(shí)點(diǎn)16.lightv.點(diǎn)燃Willyou________thefireforme,please?請(qǐng)為我把火點(diǎn)燃，行嗎？light的其他用法：作名詞時(shí)，為“光線，電燈”。作“光線”講時(shí)為不可數(shù)名詞，作“電燈”講時(shí)為可數(shù)名詞。______________wasbeginningtofail.天色漸暗。Don’tforgettoturnoffthelightswhenyouleave.當(dāng)你離開(kāi)的時(shí)候不要忘了關(guān)燈。作形容詞時(shí)，意為“淺色的，輕的”。Roselikesthe_______________skirt.羅絲喜歡那條淺綠色的短裙。Youcancarrythisbag.It’s__________________.你可以拿這個(gè)包。它很輕。知識(shí)點(diǎn)17.until/?n't?l/conj.直到……為止I’mgoingtostayhereuntilSaturdayandstartonSunday.我打算在這里____________________，然后星期日出發(fā)。用于肯定句中，主句的謂語(yǔ)動(dòng)詞一般是延續(xù)性的。用于否定句中，主句的謂語(yǔ)動(dòng)詞一般是非延續(xù)性的。Idid________________theworkuntilhecameback.直到他回來(lái)我才開(kāi)始這項(xiàng)工作。知識(shí)點(diǎn)18.as/?z/conj.當(dāng)……時(shí)；隨著adv.如同prep.作為；如同as可作連詞，意為“隨著，當(dāng)……時(shí)”。______timewentby,theenvironmentgotworseandworse.隨著時(shí)間的推移，環(huán)境變得越來(lái)越糟了。辨析while,whenwhile表示“在……的時(shí)候，在……期間”。它強(qiáng)調(diào)主句的動(dòng)作與從句的動(dòng)作同時(shí)發(fā)生或主句的動(dòng)作發(fā)生在從句動(dòng)作進(jìn)行的過(guò)程中。while從句中的謂語(yǔ)動(dòng)詞必須是延續(xù)性動(dòng)詞。when表示“當(dāng)……的時(shí)候”。從句中的謂語(yǔ)動(dòng)詞既可用延續(xù)性動(dòng)詞，又可用非延續(xù)性動(dòng)詞，這些動(dòng)詞既可以表示動(dòng)作，又可以表示狀態(tài)。也就是既可以指較短的時(shí)間(即某一具體時(shí)間)，也可以指一段時(shí)間。主句和從句的動(dòng)作可以同時(shí)發(fā)生，也可以先后發(fā)生。知識(shí)點(diǎn)19.stop/st?p/v．停止Theystop_______________tomusic.他們停止聽(tīng)音樂(lè)。辨析stopdoingsth.與stoptodosth.stopdoingsth.停止正在做的事，doingsth.作賓語(yǔ)。stoptodosth停下(正在做的事)去做另一件事，todosth.作目的狀語(yǔ)。Stop________,please.請(qǐng)停止說(shuō)話。Theystop____________.他們停下來(lái)說(shuō)話。stopsb.(from)doingsth.阻止某人做某事。Westoptheboys(from)__________thetree.我們阻止男孩們爬樹(shù)。知識(shí)點(diǎn)20.useup用完，用光Hehas____________allhismoney.他已經(jīng)用光了他所有的錢。與up有關(guān)的短語(yǔ)：①cutup切碎_(kāi)_______________________.他把肉切碎了。②eatup吃完Eatupyourlunch.吃完你的午飯。③giveup放棄Don’t_________________andyouwillsucceed.別放棄，你會(huì)成功的。知識(shí)點(diǎn)21.howfar多遠(yuǎn)用于詢問(wèn)兩地間的距離，答語(yǔ)也要用表示距離的句子。—____________isittoyourhousefromhere?—Itisabout5minutes’walk.——從這兒到你家有多遠(yuǎn)？——大約步行5分鐘的路程。和how搭配的疑問(wèn)短語(yǔ)還有：howmuch詢問(wèn)價(jià)格以及不可數(shù)名詞的數(shù)量。Howmuchisthemeat？肉多少錢？Howmuch_____________________？你想要多少水？howmany詢問(wèn)可數(shù)名詞的數(shù)量。____________________haveyoucollected？你已經(jīng)收集多少?gòu)堗]票了？howold詢問(wèn)年齡。—Howoldisyoursister？你妹妹多大了？—Sheisseventeen.她十七了。howlong詢問(wèn)多長(zhǎng)時(shí)間或物體的長(zhǎng)度?！猒___________doyouspendonyourhomework？你花多長(zhǎng)時(shí)間在你的家庭作業(yè)上？—Onlyanhour.僅僅一個(gè)小時(shí)。howoften詢問(wèn)某種行為或動(dòng)作發(fā)生的頻率?！狧owoftendoyouvisityourparents？你多久去看望一次你父母？—__________________.一周一次。howsoon詢問(wèn)多久以后?！狧owsoonwilltheplaystart？這部戲劇將什么時(shí)候開(kāi)始？—______tenminutes.十分鐘后。知識(shí)點(diǎn)22.onefifth五分之一分?jǐn)?shù)的表達(dá)形式：分子用基數(shù)詞表示，分母用序數(shù)詞表示，當(dāng)分子大于1時(shí)要把分母加s。注意：分?jǐn)?shù)作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞的單復(fù)數(shù)形式取決于其后的名詞。Therearetwohundredteachersinourschooland_________________ofthemarewomenteachers.我們學(xué)校有200名教師，四分之三是女教師。_________________ofthestudentsareboysinourclass.我們班三分之二的學(xué)生是男孩。_______________oftheareaisunderwater.三分之一的面積在水下。知識(shí)點(diǎn)23.infrontof在……的前面Thereisabigtree________________________在教室的前面有一棵大樹(shù)。1.Halfofthebooks________forstudents.A．isB．a(chǎn)reC．a(chǎn)mD．was2.Ididn’tgotobed________mymothercamebackhomelastnight.A．sinceB．untilC．when3.Youlooktired.You’dbetter________agoodrest.A．stoptohaveB．stophavingC．tostoptohaveD．tostophaving4.CleanPlateCampaign(光盤行動(dòng))callsonChinesepeopleto________allthefoodeachmeal.A．eatupB．useupC．pickupD．cutup5.—________isitfromthevillagetoyourfarm?—About10minutes’walk.A．HowoftenB．HowsoonC．HowlongD．Howfar6.About________ofthestudentslikekeepingdiariesinEnglishinourclass.A．twofifthB．twofifthsC．secondfiveD．twofive知識(shí)點(diǎn)24.wouldlike想……wouldlike之后必須跟帶to的動(dòng)詞不定式或者名詞。wouldlike不等于like,like之后可以跟動(dòng)詞的-ing形式或者動(dòng)詞不定式。He’dlike________________outside.他想在外面工作。Helikes____________/workingoutside.他喜歡在外面工作。wouldlike沒(méi)有人稱和數(shù)的變化。變?yōu)橐话阋蓡?wèn)句時(shí)，把would提前。I’dliketo____________thepark.我想打掃公園。_____________________tocleanupthepark?你想打掃公園嗎？wouldlike后面可以用動(dòng)詞不定式作賓語(yǔ)補(bǔ)足語(yǔ)。Whatwouldyoulikemetodo?你想要我做什么？I’dlikeyou_______________myparents,too.我也想讓你見(jiàn)見(jiàn)我的父母。知識(shí)點(diǎn)25.lookthrough從……中看，透過(guò)……看去He_________________thehole.他透過(guò)洞看。與look有關(guān)的短語(yǔ)：①lookout當(dāng)心，留神__________________!Thereisacaring.當(dāng)心！有一輛小汽車來(lái)了。②lookover檢查，查看Wouldyoumind__________________myexercises？你介意檢查一下我的練習(xí)題嗎？③lookafter照顧Ican_______________________.我能照顧我自己。④lookup查閱；向上看Lookupthewordinthedictionary.在詞典中查查這個(gè)單詞。知識(shí)點(diǎn)26.turn...around使……翻過(guò)來(lái)；翻轉(zhuǎn)Please___________________________.請(qǐng)把書翻過(guò)來(lái)。turnaround轉(zhuǎn)身Turnaroundandletmelookatyourback.轉(zhuǎn)過(guò)身去讓我看看你的背。與turn有關(guān)的短語(yǔ)：①turnin上交，交還Youmust____________________________today.今天你必須交你的家庭作業(yè)。②turnto求助于Wecan’tsolvetheproblem,so__________________.我們解決不了這個(gè)問(wèn)題，因此求助于你。③turnoff關(guān)掉(電流、煤氣、水等)TurnofftheTVwhenyoudon’twatchit.當(dāng)你不看電視時(shí)，把它關(guān)掉。④turnon打開(kāi)，接通(電流、煤氣、水等)It’stimeforthenews.Please____________________theTV.到新聞的時(shí)間了。請(qǐng)打開(kāi)電視。⑤turnup開(kāi)大(音量)Ican’thearitclearly.Turnitup.我聽(tīng)不清。聲音開(kāi)大點(diǎn)兒。⑥turndown調(diào)小(音量)It’stoonoisy.Turnitdown.太吵了。聲音調(diào)小點(diǎn)兒。知識(shí)點(diǎn)27.join/d???n/v．參加Tomwantsto_______thebasketballteam.湯姆想加入籃球隊(duì)。辨析join，joinin與takepartinjoin指成為某個(gè)團(tuán)體、組織中的一員。Whathaveyoudonesinceyou______GreenerChina？自從加入綠色中國(guó)組織你干了什么事？joinin/takepartin指參與某項(xiàng)活動(dòng)Heoftenjoinsin/________________schoolactivities.他經(jīng)常參加學(xué)校的活動(dòng)。知識(shí)點(diǎn)28.unless/?n'les/conj.除非Iwon’tgototheparty_________________________.除非被邀請(qǐng)，否則我不會(huì)去參加聚會(huì)的。unless是連詞，意為“如果不，除非”，引導(dǎo)條件狀語(yǔ)從句，相當(dāng)于“if…not…”。I’llgoforapicnicunlessit_______(rain)tomorrow.如果明天不下雨，我將去野餐。知識(shí)點(diǎn)29.worth/w??θ/adj.值得Theideaisworth___________________________.這個(gè)想法值得考慮。worth常用的結(jié)構(gòu)為：①beworth＋n.Thebookisworth5dollars.這本書值5美元。②beworthdoingsth.Thebook__________________________.這本書很值得一讀。知識(shí)點(diǎn)30.amazing/?'me?z??/adj.令人驚嘆的Doyouhearthe_________news?你聽(tīng)說(shuō)這個(gè)令人驚嘆的消息了嗎？辨析amazing與amazedItwas___________thatheknewnothingabouttheevent.他對(duì)這個(gè)事件毫不知情，真令人詫異。Whatan________painting！多么令人驚奇的一幅畫??！Wewere______________thatheagreedsoquickly.我們很驚奇他那么快就答應(yīng)了。知識(shí)點(diǎn)31.belongto屬于Doesthishouse___________________Mr.Smith?這座房子是史密斯先生的嗎？belongto當(dāng)“屬于”講時(shí)，無(wú)被動(dòng)語(yǔ)態(tài)和進(jìn)行時(shí)態(tài)，后接名詞或代詞。Thecar____________________me.這輛車是我的。Whichgroup___________________________?他屬于哪一組？知識(shí)點(diǎn)32.billionsof數(shù)十億計(jì)的Thecostreached________________________.費(fèi)用達(dá)到了數(shù)十億美元。billion前加基數(shù)詞，表示“幾十億”,billion要用單數(shù)形式。billion與of連用，表示“數(shù)十億計(jì)的”時(shí)，billion要用復(fù)數(shù)形式。類似的詞還有：hundred，thousand，million。Heearnedtwo_________dollarslastyear.去年他掙了20億美元。Therearebillions______peopleintheworld.世界上有幾十億人。1.Wouldyoulike________andwatchthefootballmatchwithme?A．togoB．goC．goingD．went2.Againandagainthedoctor________thecryingbabygirl，buthecouldn'tfindoutwhatwaswrongwithher.A．lookedoverB．lookedafterC．lookedforD．lookedout3.It’sgettingdark.Please________thelight.A．turnonB．turnoffC．turndownD．turnaround4.Theywilllosethegame________theytrytheirbest.A．unlessB．onceC．sinceD．a(chǎn)fter5.________fanswouldliketogotoBraziltowatchtheWorldCup.A．MillionofB．MillionsofC．Millions鞏固練習(xí)用所給詞的適當(dāng)形式填空。1.Danny(conclude)thatthesmellwasstrongerthanhethought.

2.Hissuddendeath(turn)herworldupsidedown.

3.Wecanusea(science)methodtoprovewho’sright.

4.Themonkeykept(jump)forfiveminutes.

5.LiNanistallenough(reach)thepears.

6.Pleaseputajarupsidedownovera(burn)candle.

7.Areyou(interest)inlisteningtomusic?

8.Be(care)ofthefire.

9.Hermotherstopshim(go)outatnight.

10.Ofallthestudents,Tonyworks(care).

當(dāng)堂檢測(cè)一、選詞(組)填空。1.Don’t(useup/pushup)alloftheink.Leavesomeforme.

2.Themedicalteam(ismadeof/ismadeupof)fiveexperienceddoctors.

3.Pleasefillthehole(with/in)sandandwater.

4.Theydidn’trealizetheirmistake(until/as)wetoldthem.

5.Mybrotherwasn’t(strongenough/enoughstrong)toliftthebox.

二、單項(xiàng)填空。1.Ifillajarwater.AndIcoverthetopapieceofcardboard.

A.with,withB.use,useC.with,useD.use,with2.Let’sdotheexperimentandseewillhappen.

A.whatB.whenC.howD.where3.Iwillthemthetheory.

A.sayB.speakC.talkD.tell4.Thewaterintheriverafteritrained.

A.riseB.raiseC.raisedD.rose5.Youneedn’tkeepthecandle.It’sbrightenoughhere.

A.burnB.toburnC.burningD.burned6.ofthelandinthedistrictcoveredwithtreesandgrass.

A.Twofifths,isB.Twofifth,areC.Twofifth,isD.Twofifths,are7.Iusedmymoney.Canyoulendmesome?

A.inB.outC.upD.on8