外研社学案book3module4

辽宁省实验中学辽滨分校英语组命题班级：小组：姓名：教师寄语：学习是循序渐近的，没有一促而成的，抓紧每一分、每一秒。1课题：Module4SandstormsinAsia备课人：杨红审校：【学习目标】1、一．学习目标：1.知识目标：（1）学习并应用文中所给单词与短语；（2）回顾并了解一些有关科学家的知识；2．能力目标：发展提高阅读能力，发展提高口头表达能力。3.情感目标：培养自己的对科学的兴趣，丰富自身精神和情感生活；二．学习方法：1.自主学习，同桌合作，小组讨论；2．参与课内阅读活动。三．重点与难点：1.重点：（1）大胆自由讨论科学家：（2）掌握重点句型提高自身阅读能力。2.难点：动词不定式【预习案】1.许多，大量amassof/massesof2.有…的迹象n把”有”去掉...的迹象asignof3.在…中起重要作用playanimportantpartin4.占大多数beinmajority5.急需…inurgentneedof5.把…切成两段cut...Intohalves7.被撞见做…becaughtin8.轻视，看不起lookdownupon9.费力地painstakingly6.10.出卖（泄露）_giveaway【讲练案】3.要点拓展（Languagepoints）重点单词1).massadj.大规模的amasscampaign一场大规模的战役n.团，块，堆amassofclouds/hotairamassof=massesof许多，大量themasses群众2).strengthn.力量；力气...,butthestrengthofthestormsometimessurprisespeople.……但是，风暴的力量有时令人吃惊。观察思考Hehasn’tgotenoughstrengthtoliftthebox.他没有足够的力量搬起那个箱子。Shewashiredonthestrengthofhercomputerskills.基于她的计算机能力，她被录用了。归纳拓展strengthenv.加强havethestrengthof...有做……的力气/意志力withallone’sstrength尽力onthestrengthof基于；凭借易混辨异strength/force/power/energy（1)strength常指固定潜在的力量。指人时,着重强调“力气，长处（和weakness相对）”;指物时，着重强调“潜力”。（2）force主要指非自然界的力量、暴力、法律,道德或感情的力量;其复数形式表示“兵力,军队”。（3）power指“能力，权力”。（4）energy既可以指“能量，能”，也可以指人的“精力，活力”。活学活用——用strength,force,power,energy填空(1)Oldasheis,heisfullofenergy.(2)Theboyliftedthestonewithallhisstrength.(3)Thereleaseofthehostages(人质)couldnotbeachievedwithouttheuseofforce.(4)Asweallknow,knowledgeispower.(5)Helostsomeofthestrengthinhismuscleswhenhestoppedexercising.3).concernedadj.担心的；关心的；有关的（不用于名词前）I’mconcernedaboutmywife’shealth.PrimeMinisterWenJiabaohasbeenconcernedwiththegrowthoftheyoungergeneration.AsfarasIamconcerned,thewholeideaiscrazy.归纳拓展concerningprep.关于concernn.担忧；关注的事情；vt.涉及；关系到；关心；关注；使担忧beconcernedwith/in涉及，牵涉到；关心beconcernedabout/over/for关心；挂念so/asfaras...beconcerned就……而言/来说活学活用ThespeechwhichwasCwiththeprojectinspiredmegreatly.A.satisfiedB.angryC.concernedD.pleased4).majoradj.重大的，主要的，较大的Eg.Inalmosteverymajorcitytheairthatpeoplebreatheisgettingmoreandmorepolluted.v.主修majorin5).urgentadj.紧急的；迫切的；非常重要的观察思考Markthemessage“urgent”,please.Itisurgentthatfoodandclothing(should)besenttothesufferers.辽宁省实验中学辽滨分校英语组命题班级：小组：姓名：教师寄语：学习是循序渐近的，没有一促而成的，抓紧每一分、每一秒。2Iurgedthatyou(should)readthisreportcarefully.归纳拓展urgencyn.紧急；迫切urgevt.推进；极力主张；催促；激励urgesb.todo...敦促某人做……urgesb.intodoing...敦促某人做……urgesb.against强烈反对urgesb.onsth.激励；为……加油beinurgentneedof急需Itisurgentthat-clause(从句中用should+动词原形的虚拟语气)urge+that-clause极力主张；强烈要求(从句中用should+动原形的虚拟语气)活学活用ThedoctorAanX-raytest,andthen,hecouldmakeaconclusion.A.urgedmetohaveB.urgedmehavingC.urgedagainstD.urgedonme6).complainv.抱怨；发牢骚；投诉complaintn.抱怨；牢骚complaintosb.aboutsth.某人抱怨某事complainabout抱怨complainofdoingsth.抱怨做某事makeacomplaint提出投诉；发牢骚若complain后接名词作宾语则complain后需要加上介词of或about；但是complain后可以直接跟that从句。活学活用Hecomplainedtothepoliceoftheboys__D___hisapples.A.tostealB.stoleC.stolenD.stealing7).cutdown砍倒；削减；缩小(尺寸、数量等)Thisisaprocessthathappenswhenlandbecomesdesertbecauseofclimatechangesandbecausepeoplecutdowntreesanddigupgrass.观察思考Thetailoriscuttingdownmydresstomyownmeasure.Sheiscuttinginformationoutofthenewspaperaboutmakingaliving.归纳拓展cutin插嘴cutoff切断，停止cutout切下，剪下cutopen切开cutthrough抄近路穿过；刺穿；剪断cutup切碎，剁碎cut...intohalves把……切成两半haveone’shaircut理发活学活用IwasjusttalkingtoMargaretwhenJackson.AA.cutinB.cutdownC.cutoutD.cutup8).becaughtin被困于…,遇到…eg.Theboywascaughtintherainandcaughtacold.Hewaslateforworkyesterdayafternoonbecausehewascaughtinthetrafficjam.becaughtdoingsth做某事当场被抓eg.ThethiefwascaughtstealingHewascaughtcheatingintheexam.即学即练1）._________C___inaheavysnow,hedidn’tgetthereintime.A.CatchB.CatchingC.CaughtD.Tocatch2）.Ifacookiscaught_B______inthekitchen,hewill____atonce.A.smoking;fireB.smoking;befiredC.tosmoke;fireD.tosmoke;befired9).takein吸收；欺骗；包含；理解；改小；收留观察思考Thiskindoffishtakesinwaterandpumpsitouttogoforward.Don’tbetakeninbyproductsclaimingtohelpyouloseweightinaweek.Ifounditeasytotakeinwhattheteacherhadtaught.归纳拓展takealong带……一起去takeaway拿走takeback收回(诺言等)；同意收回（退货）takedown记下takeoff除去；脱掉；起飞；成功，成名takeon呈现；雇用takeout拿出去；拔掉takeover接管；占领takeup拿起；占空间；开始从事；继续活学活用Afterstudyinginamedicalcollegeforfiveyears，JaneCherjobasadoctorinthecountryside.A.setoutB.tookoverC.tookupD.setup10).Thegarbageisthentakenawayand,ifpossible,recycled.句中的ifpossible用了省略形式,相当于ifitispossible如果可能的话。Thelittlecarwillchangeitsdirection,if(itis)necessary.辽宁省实验中学辽滨分校英语组命题班级：小组：姓名：教师寄语：学习是循序渐近的，没有一促而成的，抓紧每一分、每一秒。3Idon’tsupposetherewillbemorethanadozenleft,if(thereare)any.归纳拓展if引导时，省略的情况通常有下列几种：ifany如果有的话ifnecessary需要的话ifso如果是这样的话ifever如果曾经有的话ifnot不这样的话活学活用C，Iwillgowithyou.A.WhenitnecessaryB.WhenisnecessaryC.WhennecessaryD.Whenthisisnecessary考题回扣【例1】SomeofyoumayhavefinishedUnitOne.,youcangoontoUnitTwo.A.IfyoumayB.IfyoudoC.IfnotD.IfsoD课文原文Thegarbageisthentakenawayand,ifpossible,recycled.【例2】Thelittlegirlwhogotlostdecidedtoremainshewasandwaitforhermother.A.whereB.whatC.howD.whoA【例3】Ilikethishousewithabeautifulgardeninfront,butIdon’thaveenoughmoneytobuy.A.oneB.itC.thisD.thatB3.要点拓展1).Therearelawsthatdonotallowpeopletoburntoomuchcoal.allowvt.“允许，许可”，与permit意思基本相同，多数情况可以互换。但准确地说，allow有默许的意思，permit比较正式一点。常用结构：allow/permitsb.to