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1课堂导学文本感知Ⅰ.PassageA1.Thefirstsentence“Itishardtothinkofaworldwithoutmetals.”willmakeusthink______.A.metalsmakeuptheworldB.metalsplayagreatlyimportantroleintheworldC.therewouldbenoworldiftherewerenometalsD.itisdifficultforustoliveintheworldofmetals答案：B2.Thetableinthepassageisarrangedinorderof______.A.metalkindsB.reactionactivityC.valuesofmetalD.thefirstletterofthewords答案：B3.Anoxideis______.A.anewkindofmetalsB.akindofgasesC.aproductofreactionD.afactorofchemicalreaction答案：C4.Themainideaofthispassageisabout______.A.varioususesofmetalsB.theimportanceofmetalsC.thereactionofmetalsD.howtotellmetalsapart答案：C5.Accordingtothetable,whichmetalismostsuitabletomakeourdailykitchenware?A.Zinc.B.Iron.C.Copper.D.Magnesium.答案:CPassageB1.WhichisNOTtheapparatusthatisrequiredintheexperimentof“Ironindryair”?A.Cottonwool.B.Oil.C.Ironnails.2D.Testtubeholder.答案：B2.Whichisrequiredasoneoftheapparatusintheexperimentof“Ironinordinarywater”?A.Oil.B.Cotton.C.Bunsenburner.D.Testtubeholder.答案：D3.Thepurposeofthisexperimentis______.A.tofindouthowironreactswithwaterandairB.tofindouthowimportantironisC.tofindouthowtodotheexperimentofiron’sreactionwithwaterandairD.tofindouthowtokeepironrustless答案:DⅡ.CULTURALCORNER1.WhendidMarkKendonbegintofeelinterestedinScience?A.Afterhelistenedtoasciencelecture.B.AfterheheardaboutNobelPrize.C.Afterhechangedtoanewschool.D.Afterhedidanexperiementinthelab.答案：C2.WhodoyouthinkplayedanimportantpartinmakingMarkKendoninterestedinscience?A.Hisparents.B.Thelectures.C.NobelPrizewinners.D.Hischemistryteacher.答案：D3.ItseemsthatMarkKendonusedtolove______classes.A.languageB.chemistryC.physicsD.art答案：A4.WecanseeMarkKendon’sparents______,whenhewasdeterminedtogotoOttawauniversity.A.weregreatlysurprisedB.wereveryproudC.supportedhimD.dislikedit答案：A5.Thebesttitleofthispassageis______.3A.WhatASurpriseB.ScienceTeachingofMyNewSchoolC.Science,MyNewInterest!D.HowToStudyScience答案:C难句透视1.Itishardtothinkofaworldwithoutmetals.很难想像一个没有金属的世界。剖析:It是形式主语,真正的主语是tothinkof...,withoutmetals是表示条件的一个介词短语,作后置定语修饰world。2.Whenweusemetals,itisimportanttoknowhowtheyreactwithdifferentsubstances,forexample,waterandoxygen.使用金属时,要了解金属和不同的物质,例如,水和氧气,如何发生反应,这一点很重要。剖析:it是形式主语,toknowhow...是真正的主语。reactwith...意为“与……反应”。3.Thereactionofmetalswiththesesubstancescanbeputinorder.金属与这些物质的反应程度可以按顺序排列起来。剖析:put...intoorder用……顺序进行4.Hereisatablewiththemetalsthatreactmostatthetop,andthemetalsthatreactleastatthebottom.这里有一个表格。金属反应强的在上面,弱的在底部。剖析:Hereis...是一个完全倒装结构。用来引出想介绍的内容；withthemetalsthatreactmostatthetop,andthemetalsthatreactleastatthebottom.是一个with+名词+介词短语作补足语的独立主格结构,作后置定语；thatreactmost和thatreactleast是两个定语从句各自修饰metals。5.Belowisadescriptionofasimplescientificexperiment.下面叙述的是一个简单的科学实验。剖析:Belowis...也是一个完全倒装句式,用来引出即将介绍的内容。6.Thesciencefacilitiesareverygood,withlaboratoriesthathaveallthelatestequipment.这些科研设备非常好,实验室配有最新的设备。剖析:facility意为“设备”，常用其复数形式；latest是形容词,意为“最新的”；equipment是不可数名词,意为“设备”。7.Ourchemistryteacher,MrLongford,takesustopublicsciencelecturesaboutfourtimesaterm,andthesearealwaysveryinteresting,asthelecturersarepeoplewhohavemaderealdiscoveriesintheirareaofscience.我们的化学老师朗福德先生大约每个学期带我们去听四次大众科学讲座。这些总是很有趣,因为做讲座的人都是在各自的科研领域里真正有所发现的人。剖析:fourtimes意为“四次”,表示次数时:一次用once;两次用twice；三次以上用“基数词+times”。asthelecturersarepeoplewhohavemaderealdiscoveriesintheirareaofscience.是原因状语从句,意为“由于……”；makediscoveries“有了发现”；intheirareaof...“在他们……的领域中”。8.Thefactis,Canadahasmanyfirst-classscientists.4事实是,加拿大有许多一流的科学家。剖析:Thefactis是插入语,从整个句式来看,这个句子也可改为:ThefactisthatCanadahas...;first-class是合成形容词,意为“一流的”。9.Inthelasttwentyyears,sevenCanadianscientistshavewontheNobelPrize!在过去的二十年里,七个加拿大科学家获得了诺贝尔奖！剖析:inthelasttwentyyears,意为“在最近这二十年”,常与现在完成时连用。10.I’mbecomingmoreandmoreinterestedinphysics,andhavedecidedthatIwanttostudyitatuniversity.我对物理越来越感兴趣,决心到大学学习。剖析:要注意:become是瞬间动词,用于进行时态时,表示“逐渐变得……”；moreandmore意为“越来越……”。11.I’mgoingtotrytogotoeitherMontrealorOttawaUniversity,asbotharesupposedtohavegoodPhysicsDepartments.我打算或者到孟特利尔或者到渥太华大学,因为两个大学都有不错的物理系。剖析:eitherMontrealorOttawaUniversity由either...or...连接两个并列的宾语；asbotharesupposedtohavegoodPhysicsDepartments是原因状语从句,意为“由于……”;aresupposedto意为“被认为是……；应当……；理应……”。要点解读一、词汇详解1.expandvi.膨胀；张开,展开;扩大【典型例句】Thepopulationisexpandingrapidly.人口正在迅猛膨胀。Theeagleexpandeditswingsbeforeflying.老鹰在起飞前先展开它的翅膀。Hewastryingtoexpandhisbusiness.他(当时)正在努力扩展自己的事业。【相关链接】［派］expansionn.扩大,扩展,膨胀［反］contract缩小单项填空Finally,readingwillandmustbroadenmysympathies,______myloveforothersandsetitinaction.A.openB.expandC.breakD.share提示:expandmylove在这里是“扩大我的爱”。D项有一定干扰性,share构成sharesth.withsb.的句型。句意:最后,读书将会并且一定扩大我的同情心,拓展了对别人的爱并付诸行动中。答案:B52.equipmentn.设备；装备【典型例句】Thecompleteequipmentofthenewhospitalwilltakeayear.把这个新医院的设备配齐要花一年时间。Thestoresellstentsandothercampingequipment.这家商店出售帐篷和其他野营用具。【知识小结】equipment是不可数名词,常有some,much,alotof修饰。【相关链接】equipvt.配备；装备Ourlaboratoryiswellequipped.我们的实验室装备良好。汉译英(1)我们学校有了一些赠送的新设备。____________________________________(2)这个房间装有空调设备。____________________________________答案:(1)Ourschoolhasbeengivensomenewequipment.(2)Theroomisequippedwithairconditioning.3.reactvi.反应【典型例句】Aluminiumreactswithsteam.铝与蒸气发生反