Unit3词汇拼读与课文讲解牛津深圳版英语七年级上册

Unit3词汇拼读与课文讲解【知识点一】单词1.词汇呈现：高频单词中文词性默写订正中文词性默写订正1大的adj.9捕捉v.2保护v.10燃烧v.3报告n.11提供v.4部分n.12地面n.5陆地n.13问题n.6田地，田野n.14不多，很少adj.7杀死v.15事实n.8自己的adj.16重要的adj.高频词组中文默写中文默写1，为…提供…4把…放入…2扔掉5停止做某事3在水下6在陆地上同步练习（1）单词拼写：1）TheTshirtistool___________.Iwantasmallerone.2）Theg____________neartheriverissoft.3）Animalsareourfriends.Wem__________protectthem.4）Jackisabigboynow.Hecanhavehiso____________room.5）Mycatiscrazy.Itdoesn’tc___________mice.6）Astherearefewerandfewerpandas,itisimportantforustopthem.7） Ihaveveryf friendshere,soIalwaysstayathomeonweekends.8）. Ridingabikeisgoodforhealth.Anditdoesn’tp theair.【句型分析】1.TheEarthprovidesuswithair，Waterandfood..为某人提供某物Providesthsb.Providesb.SthTheriverprovidesthevillagerswithwater.=TheriverprovidesforProvide指“准备好必需品来供应”YifuProvidesaroomforstudyingOffer指“主动地提供帮助、支撑”Thegirlofferedtohelptheold.知识拓展：与provide相关的短语provideagainst…provideforsb.provideforsth2.It'simportantforustoprotecttheEarthforourfuture.注意：It's+形容词+forsb.+todosth.It在句中作形式主语，不定式toprotecttheEarth.动词不定式作主语，可以放在句前也可以放在句后，for前面的形容词通常是表示事物的特征或客观性质的词，如easy，hard，interesting等。It’snessaryforustomakeadecisionassoonaspossible知识拓展：“It’s+adj.+ofsb+todosth”，意为“”，of前面的形容词通常是表示人物的性格、品德或主观态度的词，如good,kind,nice,foolish等。It’sverykindofyoutohelpme.3.Airhasnosmell.No在句中做形容词，意为“”，修饰不可数名词smell修饰可数名词单数时，相当于nota/an如：shehasnobrother=shedoesn’thaveabrother修饰不可数名词时或者可数名词复数时，相当于notany.如：Theredesksintheclassroom.=Theredesksintheclassroom.4.Wecanaskpeoplenottoeatsharkfinsoup.asksb.todosth.asksb.nottodosth.如：Ourteachersalwaysaskustodohomeworkafterclass.Mymotherasksmenottoeattoomuchmeat.知识拓展：ask的常用短语forsthasksb.aboutsth.sb.forsth.5.Weputourrubbishintotheseaandundertheground.Put…into…意为“”Theyputthewastewaterintotheriver.拓展：（1）put…into…意为“”PleasehelpmeputthissentenceintotheEnglish.（2）与put有关的短语putupputoffputawayputdownputonputout【经典例题】1.Hereareyourgloves;pleaseA.putthemawayB.putitawayC.putawaythem2.Somepeoplethinkit’stheparents’jobto____theirchildren______acleanandfortableenvironmentathome.A.offer;to B.offer;with C.provide;with D.provide;to3.Theroadisc________withiceandsnow.Becarefulnottofalldown.4.Rice_________byhandinmanycountries,sunchasChinaandIndia. B.isgrown 5.Parentsoften_____theirchildren_____somegoodlivingconditions.A.offer;to B.provide;to C.provide;with6.Greetingeachotherwithasmileisnecessaryinourdailylife.(改为同义句)_______isnecessary_______greeteachotherwithasmileinourdailylife.7.Itisnecessaryforusstudents_______thelisteningability.A.toimprove 8.Ourteacheroftenasksustime.A.notwasteB.don’twasteC.nottowasteD.doesn’twaste\9.Johnoftenaskshisteacherhelp.10.这个教室里面没有学生。（根据汉语意思完成句子）studentsintheclassroom.11.Thereisnomilkinthefridge.（改为同义句）Theremilkinthefridge.【例句分析】6.Arethereanyotherthingswecando?any“一些”常用语否定句和疑问句中，还可以表示“任何”、“任何的”some常用语肯定句中，表示委婉请求的疑问句或希望得到肯定回答的问句，用“some”Ihaveappleshere.Ihaveworktodothisevening.Aretherebookshere?Idon’ttakemoneywithme.7.Fewerandfewerfishintheseaeachyear.（1）Few意为“”，修饰可数名词的复数形式，表示否定含义。Afew意为“”，修饰可数名词的复数形式，表示肯定含义。Fewpeoplecanfindouttheanswertothisquestion.Afewpeoplearestandinginthesquarewaitingforthescientist’sing.（2）Fewerandfewer越来越少比较级+and+比较级表示“越来越···”moreandmorebeautiful.Aswinterisdrawingnear,it’sgetting.（cold）知识拓展：alittle和littleLittle和alittle用来修饰不可数名词，little意为“”，表示否定含义；alittle意为“”，表示肯定含义。There’slittlemeatinthefridge.Thereisalittletimeleft.Pleasedon’tworry.8.Wemuststopdoingthesethings.stop意为”______”,stopdoingsth.意为”_______________”.It’stimetohaveclass.Pleasestoptalking.stopdoingsth.表示””Youshouldstopsmoking.It’sbadforyourhealth.stoptodosth.表示””Allthestudentsweretired,butnoneofthemstoppedtohavearest.【经典例题】1.Itriedtomakethebabybysinging,andthatworkedwellatlast.A.tostoptocryB.tostopcryingC.stoptocryD.stopcrying2.Thereisnosaltleft.Jim,wouldyouliketoget__________?OK.Mum.3.—Royneverlikesjunkfood.—NeitherdoI.That’sprobablywhyI’mbeingnow.A.healthyandweakB.healthierandhealthierC.weakerandweakerD.moreandmorehealthily4.Ihavefriends,soIfeelsad.5.—Ihavetwosoccerballs.Whataboutyou?—Oh,Idon’thave.6.Theriverispollutedanddirty,sopeoplewanttoswimthere.A.moreandmoreB.moreormoreC.fewerandfewerD.fewerorfewer7.—Hurryup!Themovieisbeginning.—Don’tworry.Thereisstilltimeleft.A.littleB.alittleC.afew【例句分析】9..wecanfindoutaboutdifferenttypesoffish.findout指经过观察、调查把事物查出来，搞清楚去，弄明白事情的真相。find偶然发现，也指通过一番寻找后有的结果，强调结果Lookfor寻找，有目的的找，强调寻找的动作Pleasewhentheplanearrives.Ithatbookunderthebedintheend.Tomislookingforhisglasses10.Itkeepusalive.“Keepsb./sth.+形容词”结构，意为“使某人/某物保持…”Coatscankeepyouwarm.知识拓展：（1）“keep+形容词”相当于“stay+形容词”，意为“保持…”Weshouldlookafterourselvesandkeephealthy.（2）keepsb.doingsth.意为“”Pleasekeephimforme.（wait）（3）keepdoingsth.意为“”Don’tkeepTV.（watch）11.Intheend,onlyonesunremained.intheend意为“最后，最终”，相当于或，通常位于句首或句尾，在句中做状语。Theyreachedthetopofthemountainintheend.attheendof“在···末尾”,后面接的名词既可以表示时间，也可以表示地点。HeisgoingtoAmerciaattheendofthismonth.【经典例题】1.Don’tthrowwastepapereverywhere.It’sourdutytokeepourschool2.Thebosskeepshisworksuntil11o’clockeveryevening.3.Althoughweareallverytired,wegettothetopofthemountain.A.atthetopofB.attheendofC.intheendD.infrontof4.,allthestudentsinourclasspassedtheexeam.A.BytheendB.AttheendC.IntheendD.Onend5.Weneedtodosomeresearchtotheanswer.A.findoutB.lookoutC.handoutD.takeout6.Thewindowisbroken.Trytowhohasbrokenit.A.findB.lookC.findoutD.lookfor【课后练习】一、完成下列各题。1.70%ofthefloorinourclassroomcoveredbywater.A.areB.isC.beD.tobe2.太阳眼镜可以保护我们免受强烈的阳光的伤害。Sunglassescan____________________________thestrongsunshine.3.Three___________(quarter)ofthestudentinmyclassarefromthecountryside.(用所给词的适当形式填空)4.我通常九点四十五去睡觉。(根据汉语意思完成句子)Iusuallygotobedat_______________________ten.5.To____theenvironmentisourduty.二、根据所给汉语完成句子，每空一词。1.帮助他人是很重要的。___________________________________helpothers.2.不要忘记把你的垃圾丢掉。Don’tforgetto______________yourrubbish.3.我把杂志放入抽屉里。I______themagazine_______thedrawer.4.你们上个星期天在公园玩得高兴吗？Didyou_____________________________________intheparklastSunday?5.我们通常7点起床。Weusually__________________at7o’clock.6.在我们的城市里有800万人。_________________eightmillion________inourcity.7.布莱克先生拿起帽子走了出去。MrBlack________________hishatandwentout.8.请将这些句子写下来。Please_______thesesentences_______.9.我们每个人有一个书房。_______of_______hasastudy.10.从我家到学校我走了半小时。Iwalkedfor_______anhour________myhome______school.课后作业一、语法选择(共15小题，每小题1分，满分15分)PeopleoftensaythattheEarthislikeourmother.She1lifetoallthelivingthingsontheEarthandprovidesus2air,food,waterandotherimportantthingsweneedfor___3_____.Inthepastshewasbeautifulandrich,4nowshebees__5___andpoor.People6riversandlakes,destroyingforestsand____7____animals…Wouldshelike8herchildrenthrowrubbishhereandthere?Wouldsheliketoseeherchildrencutdownthetreesanddestroythegrass?Wouldweliketosee___9___motherbeetoosad?It’stimeforustoaskourselves10wemakeourmothersad.Everyoneshouldknowthatthere11onlyoneEarth.Ifwegoon12thingslikethis,shewon’t_____13__fittoliveonanymore.It’stimeforus14her,takegoodcareofherandprotecther.WeshouldsavetheEarthandsaveourselves15.（）1.A.give B.gives C.isgiving D.togive（）2.A.for B.by C.with D.to（）3.A.live B.living C.lived D.lives（）4.A.and B.but C.so D.because（）5.A.dirt B.dirty C.dirtiest D.dirtier（）6.A.pollute B.pollutes C.ispolluting D.arepolluting（）7.A.kill B.kills C.killing D.killed（）8.A.see B.tosee C.seeing D.toseeing（）9.A.us B.we C.our D.ours（）10.A.why B.because C.so D.and（）11.A.have B.has C.are D.is（）12.A.todo B.do C.doing D.done（）13.A.is B.are C.be D.am（）14.A.loving B.toloving C.tolove D.love（）15.A.too B.also C.either D.neither二、完型填空（共10小题；每小题1分，满分10分）ThisisaphotoofMr.Brown’sfamily.Youcan16fourpeopleinit.OntherightisMr.Brown.HeisthehusbandofMrs.Brownandthe17ofLucyBrownandLilyBrown.He18glassesandlooksveryyoung.Heisinabrown