新牛津深圳版英語七年級下冊第單元知識要點

1、新牛津深圳版英語七年級下冊第4單元知識要點一、單詞：1.disease疾病(illness)2.convenient方便的(=easier;conveniencen.)3.branch樹枝(branchespl.)4.discuss討論(=talkabout;discussionn.)5.against反對(again)6.container7.example例子(exam;simple)8.harmful有害的(harmn.;harmless)9.oxygen氧氣10.produce生產(chǎn)(=make;product;production)11gas氣體12.pine松樹(fine;line;

2、mine;nine;wine)13hole洞;孔（whole整個的）14.furniture家具（不可數(shù)名詞;future）15save拯救(safeadj.)16.imagine想象(imaginationn.imaginedoing)17dig挖(dug;digging)18.major主要的(=bigandimportant=main)19carry搬運；攜帶（marry結婚）20.root根(foot;boot;room;roof)21fight與作斗爭（fightern.fought;eight;light;might;night;right;sight)二、詞組：1.takein=

3、absorb吸收2.know/learnabout了解；學到3.forexample例如4.infact二asamatteroffact確切的說；實際上5.lookaround環(huán)顧四周6.millionsof大量的，數(shù)以百萬計的乙bemadeof由制成8.inourdailylives在我們?nèi)粘Ｉ钪?.come/befrom來自10.airpollution空氣污染11.writedown寫下；記下12.withthehelpof在的幫助下13.cutdown砍倒14.begoodfor對有利/好處15.asaresult厶士田曰結果是16.livingthings生物；有生命事物-4-ri

4、1/m-K-bd-r丄17.fightagainst與作斗爭18.begoodat=dowellin擅長于；在某方面好19.beindanger處于危險中20.alotof=lotsof=many/much許多21.discuss=talkabout=talkover討論；商討22.bebadfor=beharmfulto=doharmto對有害23.havefun=haveagoodtime=enjoyoneself過得愉快；玩得開心24.providesbwithsth=providesthforsb=offersthtosb給某人提供某物三、句型結構：1.stopdoingsth停止做某

5、事2.stoptodosth停下來去做另件事3.imaginedoingsth想象做某事4.imaginesbtodosth想象某人做某事5.helpsbdosth幫助某人做某事6.plantodosth計劃打算做某事7. wanttodosth=wouldliketodosth=feellikedoingsth想要做某事想要某人做某事8. wantsbtodosth=wouldlikesbtodosth9.keep/makeadj使keepcleanmaketheroombeautiful辨析：1.carry搬運；攜帶（無方向性）;take拿走；帶走;bring拿來；帶來;fecth去拿來=

6、goandbring2.bemadeof由.制成;bemadefromThetableismadeofwood.Thewineismadefromgrapes.由.制成;bemadeupof由.組/構成桌子是用木頭制成的。（看得見原材料。）酒是用葡萄釀造的。（看不見原材料。）Chinaismadeupofoverthirtyprovices.中國是由三十多個省組成的。四、語法：現(xiàn)在進行時態(tài)1. 定義：現(xiàn)在進行時表示現(xiàn)在正在發(fā)生的動作或存在的狀態(tài)。也可表示現(xiàn)階段在進行的動作2. 標志（時間）：now=atthemoment提示詞：LookListenIts8:00now.對這些時間狀語提問時用疑

7、問詞when例：Look!Theyareplayingfootball.Listen!Thegirlissingingintheroom.Its12:00now.ishavinglunch3、現(xiàn)在進行時態(tài)構成：主語+be動詞現(xiàn)在式（am、is、are）+動詞ing4、現(xiàn)在進行時的幾種句型：一）陳述句（肯定句、否定句）肯定句：主語be（am,is,are）+現(xiàn)在分詞Jimissinging.否定句：主語be（am,is,are）+not+現(xiàn)在分詞HeisntreadingEnglish.（二）一般疑問句；（變疑問句將be動詞移到句首主語前）Be（Am,Is,Are）+主語現(xiàn)在分詞IsTomwor

8、kingYes,heis.No,heisnt.（三）特殊疑問句疑問詞be（am,is,are）主語現(xiàn)在分詞例：Theyareplayingfootballontheplaygroundnow.否定句：Theyarentplayingfootballontheplaygroundnow.一般問句：Aretheyplayingfootballontheplaygroundnow特殊問句：Whataretheydoingontheplaygroundnow肯定式否定式單數(shù)Iamworking.Youareworking.He/Sheisworking.Iamnotworking.Youarenotw

9、orking.He/Sheisnotworking.復數(shù)We/You/Theyareworking.We/You/Theyarenotworking.附：動詞的現(xiàn)在分詞的構成規(guī)則1、一般情況下，直接加ing,如：cookTcooking、readTreading、lookTlooking2、以不發(fā)音的e結尾，去e加ing,如：makeTmaking,haveThaving、writeTwriting3、以一個元音字母+一個輔音字母結尾的重讀閉音節(jié)動詞，雙寫該輔音字母,再加-ing:runTrunning,stopTstopping、swimTswimming、sitTsitting、begin

10、Tbeginning4、以y或w結尾的動詞,直接加-ing:playTplayingflyTflyingthrowTthrowing5、但die（死）Tdyinglie（躺;說謊）Tlyingtie（系;捆）TtyingfixTfixing五、寫作指導作文范文：（一）SavethetreesTreesareourbestfriendsonEarth.Theyproduceoxygenforustobreathe,andtheytakeinwastegasfromcarsandotherharmfulgasesfromtheair.Treesalsomakeourlivesmorecomfort

11、ableandconvenient.Lookaroundandyouwillfindthatalotofproductsaremadeofwood.However,treesarenowindanger.Peoplecutdownmillionsoftreeseveryyear.CanyouimaginetheworldwithouttreesInfact,ifwedontstartprotectingthemfromnowon,wellsoonloseourfriends,thetrees.（二）TreesareourgoodfriendsTreesareveryimportantinour

12、dailylife.Theyareourgoodfriends.Treeskeeptheaircoolandclean,theytakeinharmfulgasesfromtheairandproduceoxygenforustobreathe.Theyaremajorfightersagainstairpollutionandmakecitiesbeautiful.Treesmakeourlivesmoreconvenient.Theyprovidealotofusefulthingsforpeople,suchuspaper,foodandoil.Treesalsostopwaterand

13、soilfromgoingaway.Inaword,wecantlivewithouttrees.Weshouldstopcuttingdownmillionsoftreeseveryyear.Weshouldplantmoretreesandtakecareofthem.TreePlantingDayYesterdayitwasMarch12-TreePlantingDay.Wewenttothehilltoplanttresswithourteachers.Therewelearnedhowtoplanttrees.Wealsolearnedalotaboutplants.Forexamp

14、le,treescanhelpcleantheair.Theygiveusfood,suchasapples,oranges,grapes,peachedandpears.Peopleandotheranimalsneedthemtolive.Weplantedalotoftreesyesterday.Wewereverytired,butwefeltveryhappy.I、寫出下列動詞的現(xiàn)在分詞形式：1.sing6、getII、詞語釋義:1.Airpollutionisamajorpollution.A.bigandimportantB.smallC.easyD.notimportant2.

15、Treesproduceoxygenforustobreathe.A.getB.makeC.goD.take3.Wetalkedabouttheprobleminourclassmeetingyesterdayafternoon.A.discussB.discussedC.thinkD.thought4.DoyoucomefromAustraliaA.Are.fromB.Do.fromC.Do.eD.Are.efrom5.Ireallydidmyhomeworkbymyselfthistime.A.alongB.ofoneselfC.aloneD.havenoti6.Peoplerescued

16、thesleepingbabyfromthefire.A.tookB.carriedC.savedD.dug7.Doyouthinkonepill(藥丸)cancureallkindsofdiseaseinthefutureA.cancerB.illnessC.stomachache(胃病)D.cold8.MrGreenisablindman.Healwaysgoeseverywherewithaguidedog.A.canthearB.cantsmellC.cantseeD.cantwalk9.Treesareimportantbecausetheycantakeinharmfulgases

17、.A.makeB.absorbC.stopD.put10.Lifeismoreconvenientthanbefore.A.easierB.harderC.theeasiestD.thehardestIll、根據(jù)句意，用所給詞的正確形式填空：1.Eatingtoomuchjunkfoodis(harm)forourhealth.2.Thecamel(駱駝)isa(use)animalwhenyoutravelinthedesert3. Jack,canyouhelpme(carry)thisheavybox4. Look!MaryandLucy(play)badmintonontheplayground.5. Look!She(lie)underthetree,lookingintothesky.6. A:WherearethestudentsB:They(have)amusicclass.years.7. MaYunisa(success)man.8. Icantspeak(Franee)thoughtIhavelivedinFrane