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更上一层楼基础·巩固·达标Ⅰ.将A与B中有关联的单词搭配在一起A:boilrustexpandtongscontractdissolvereactionB:cruciblecooloxideliquidconclusionheatsteam答案:boil—steamrust—oxideexpand—heatcontract—cooltongs—crucibledissolve—liquidreaction—conclusionⅡ.用一个合适的单词完成下列句子1.What’sthe(3letters)ofthisexperiment?2.Weuse(11letters)toprovidepowerformachines.3.Itistimeforushumanbeingstotakemeasurestoprotectalllivingthingstokeepthe(7letters)ofnature.4.Westudentsshouldgotobedearlyandgetupearlyto(4letters)agoodhabit.5.BothteachersandstudentsinourschoolaredeeplyimpressedbyProfessorSmith’s(7letters).6.Ourschoolwasbuiltjustayearagowithmanyadvancedteaching(10letters).7.Iwas(10letters)whenIheardthehospitalhadburntdown.8.Jack,canyouseesomethingred(8letters)inthedistanceonthewater?答案:根据常识推断,应该说“实验的结果(result)/结论(conclusion)或目的(aim)”都可,又因只有三个字母,所以用aim。本句意为“我们用电为机器提供动力”。keepthebalanceofnature意为“保持自然界的生态平衡”。formagoodhabitof...为固定词组,意为“养成……的好习惯”。按常识推断,应该是教授的“演讲”。设备可表示为facility或equipment,但equipment不可数。在本题中many修饰facility,所以用facility的复数形式。本句意为“当听到医院烧成平地的消息时,我惊呆了”。本句意为“你能看见远处水上漂着红色的东西吗?”float与something构成主谓关系,且表示正在进行的动作,所以用float的现在分词形式。Ⅲ.用下面的介词完成句子ofoutinfromat1.Thereactionofmetalswiththesesubstancescanbeputorder.2.Writeouteachcorrectedsentenceleastonce.3.Doanexperimenttofindifironrustsindryair.4.Trytolearnyourmistakes,andyou’llmakeprogress.5.Twothirdstheearth’ssurfaceiswater.答案:put...inorder为固定搭配,意为“把……有序排列”。atleast为固定搭配,意为“至少”。固定短语findout意为“查明白;弄清楚”。learnfrom...意思为“向某人学习;从某事中吸取教训”。of表示所属关系,“……的”。本句意为“地球表面的三分之二是水”。Ⅳ.用所给的短语完成句子add..tointheareaofbeproudofbeinterestedinreactwithbesupposedtoatthebottomofkeepoutofusedto1.Manygreatdiscoverieshavebeenmadescience.2.WealltheChineseathletes’successduringthe28thOlympicGames.3.smokebuthehasgivenitup.4.Pleasesomesugarthetea.5.Ironwaterandairtoproducerust.6.Therearesomeunderwaterplantsthetube.7.Youcleantheblackboardandtheclassroomtoday.8.IveryEnglish.9.thedogthe’tletitin.答案:theareaofintheareaof意为“在……领域”。;proudof短语beproudof意为“对……感到自豪”,we作主语用are。tousedtodo意为“过去常常做某事”,但现在不做了。;toadd...to...意为“在……里添加……”。在祈使句中用动词原形。withreactwith意为“与……反应”,iron为不可数名词,故用reacts。thebottomofatthebottomof意为“在……底部”。supposedtoaresupposedtodo在本句中相当于shoulddo,表示“应该做……”。;interestedin本句意为“我对英语很感兴趣”。;outofkeep...outof意为“把……挡在外面”与下句“别让它进来”意思一致。Ⅴ.根据A句完成B句1.A:Ifyouworkharder,youwillmakegreaterprogress.B:youwork,youwillmake.2.A:ThechairmanthoughtthatitwasnecessarytoinviteProfessorSmithtospeakatthemeeting.B:ThechairmanthoughttoinviteProfessorSmithtospeakatthemeeting.3.A:Generallyspeaking,ifthecameraismoreexpensive,itsqualitywillbebetter.B:Generallyspeaking,thecamera,itsquality.4.A:Thereare64studentsinourofthemaregirls.B:Therearethreetimesasboysinourclass.5.A:Twooutoffivestudentsinourclassaregirls.B:thestudentsinourclassaregirls.答案:harder;thegreaterprogress本题考查了“themore...,themore...”这一句型。在这个句型中,前一部分表条件,相当于if条件句,后一部分表结果,意为“越……就越……”。necessarythink既可接itis/was+adj.+todo句作宾语从句(其中it作形式主语),又可接it+adj.+todo作复合宾语(其中it作形式宾语)。moreexpensive;thebetter在“themore...,themore...”句型中,可以省略谓语(甚至主语、谓语一起省略)。manygirls在“as...as”结构中通常把名词放在两个as中间。fifthsoftwooutoffive意为“五个中有两个”与twofifthsof...(五分之二)意思相同。Ⅵ.将下列词句与其释义搭配1.Wheredowegofromhere?’veunderstood.2.Keepthenoisedown. ’renext.3.You’vegotit! shallwedonext?4.Goahead! quietly.5.It’syourturnnow. canbegin.答案:Ⅶ.单项选择1.Thepianosintheothershopwillbe,but.;notasbetter;notasgood;asbetter ;asgood答案:B此句为省略句,全句应为:Thepianosintheothershopwillbecheaperbutnotasgoodasthoseinthis...as之间的形容词要用原级。 2.—Howdidyoufindyourvisittomuseum?—IthoroughlyenjoyedwasthanIexpected.moreinteresting muchinterestinginteresting interesting答案:A由空格后面的than,可推断前面一定有比较级,故排除B项。3.Iamgladtosaythatshe’salreadyfinished50%ofthebookinthesethreedays.lessthan morethanthan than答案:Anolessthan意为“有……之多;不少于……”;nomorethan意为“仅仅”,不符合题意。4.—It’ssohottoday.—Itsurely’syesterday.degreeshotterthan degreeashotasdegreehotterthan degreesashotas答案:A答语的后半句意为“比昨天热2度”。倍数表达法之一:“数词+adj.或adv.的比较级+than”。5.Iofferedhim,forwhichhethankedmeagainandagain.hehadaskedforthreetimestimeswhathehadaskedforhehadaskedforthreetimestimesthathehadaskedfor答案:B倍数放在whathehadaskedfor(相当于the+n.)之前。6.Thisisattractivecanhardlytearmyselfawayfromit.most most 答案:Amost与不定冠词连用,表示“非常”。7.oftheareaiscoveredbywater. thirdthirds 答案:A本题考查了分数的表达法,即分子大于1,分母加s。8.Helookedquiteyoungthoughhewas.seventy theageofseventyseventies theageofseventies答案:B“他70多岁时”应该是inhisseventies,选项A不正确;attheageofseventy意思是“在70岁时”。9.Thereisalearningtowerabout.feethigh foothighhigh high答案:A180feethigh意为“180英尺高”。10.(北京东城模拟)—Della,I’mthinkingoftakingfivecoursesnextterm.—Wouldn’tfourbe? wisest wiser答案:B用形容词比较级,表示更明智。Ⅷ.根据括号内所给的汉意完成句子1.Thesoupisalittlefresh,soyou’dbetter(加点盐).2.MadamCuriemadeagreatcontribution(在科学领域).3.Irondoesnotrust(在没有空气的水里).4.(他有什么反应)theexperimentalequipmentyouoffered?5.Heisanexcellentchemistryteacher,so(能成为他的学生我很骄傲).6.Whenweputsaltandsugarintowater,theyeasily(溶解)init.7.Ourschoolis(他们学校的两倍大).答案:somesalttoitthearea/fieldofsciencethewaterwithoutair/inairfreewaterwashisreactionto’mveryproudofbeinghisstudentasbigastheirs/twicebiggerthantheirs/twicethesizeoftheirsⅨ.根据括号中的单词或短语写一合适的句子1.—I’vebeentoldthatIfailedthedrivingtest.—(sorry,hearthat)2.YouarewalkingsofastthatI.(not,catchupwith)3.—NextSundayismybestfriend’sbirthday.—?(howabout,birthdaycake)4.—Look!Whydothefarmerscovertheirwindowswithplasticcloth?—.(keepoutof,thecoldair)5.Iusedtodoanythingallbymyself,butnow.(beusedto,workwithothers)答案:’msorrytohearthat.别人说考试没通过,自己应该对此表示遗憾。’tcatchupwithyouso...that表示“如此……以至于”,即答语意为“你走得太快我跟不上”。aboutbuyingherabirthdaycake?此句型表示提建议,即答语意为“给她买个生日蛋糕怎样?”keepoutofthecoldair.即答语意为“为了挡住冷空气,农民们用塑料布把窗户盖起来”,不定式表示目的。amusedtoworkingwithothersbeusedtodoing意为“习惯于做……”,本句意为“以前一切事情我都是自己做,可现在我习惯于同别人合作”。综合·应用·创新Ⅰ.根据课文内容填空Itishardtothinkofaworldwithout.Differentmetalshavedifferent.Whenweusemetals,itistoknowhowtheywithdifferent.Thereactionofmetalswithwaterandoxygencanbeputin.Fromthe,wecanfindpotassiumreactthewithoxygenandwaterwhiledoesn’treactwithwecalciuminoxygen,itburnstoanoxide.Thereisasimplescientificaboutdoesn’trustindryandwater,butrustsinwater.答案:metals;uses;important;react;substances;order;table;most;copper;burn;form;experiment;air;air-free;ordinaryⅡ.阅读理解EdisonandHisExperimentsThomasEdisonwasinterestedinscienceatanearlyordertoearnmoneyforbooksandforhisscientificexperiments,Thomassoldvegetablesfromthefamilyworkdidnotmakeenoughmoney,andsohebegantoselltraveledontrainstosellhisbegantodoexperimentsonthetrainstoo,andhebroughtalotofinstrumentsandchemicalsonrailwaylinewasnotverygood,andonedayatrainsuddenlyshookalotduringahadapieceofphosphorus(磷)amonghisinthetrainshook,andthephosphorusfellonthebegantoburn,asphosphorusoftentrainwassoonconductorofthetrainwassoangrythathethrewThomasandallhisequipmentoffthetrainatthenextstation.AfterthatEdisonworkedasatelegraphanoperatorhehadtoworkatthedayhereadbooksanddidresultwasthathewasveryhesleptatnightsotheotheroperatorsgotangrywiththeysentamessage,Edisondidnotgiveanfoundthathewasoftensoonfoundawaytokeephimtoldhimtotelegraphtheletter“A”everyordertodothis,hehadtostayawake.Edisondidnotlikethisatwastootired,soheinventedanewinstrumentwhichsenttheletter“A”everyneverfailed,forinstrumentsarenotlikepeopleandtheyneverforgettodowhattheyaretoldotheroperatorsreceivedtheletter“A”everyhour.TheycouldnotbelievealsocouldnotbelievethatEdisonwassuchafoolishnighttheywentquietlytohistheylookedinside,theyfoundthatEdisonwastheresleeping,andhisinstrumentwassendingtheletter“A”!阅读短文填空,每空一词。1.Edisonsoldvegetableshecouldearnmoneyforbooksandforhisscientificexperiments.conductorwasangrybecauseEdison’sphosphorussetthetrain.Edisoninventedanewwhichsent,hehadenoughtimetosleepatnight.’scolleaguesdidn’tbelieveEdisonwassuchamansotheywenttoEdison’stheyfoundthatEdisonwas.答案:thatfire;theletter“A”;sleeping拓展视野Thetwentiethcenturysawgreaterchangesthananycenturybefore:changesforthebetter,changesfortheworse;changesthatbroughtalotofbenefitstohumanbeings,changesthatputmaninthingscausedthechanges,but,inmyopinion,themostimportantwastheprogressinscience.Scientificresearchinphysicsandbiologyhasvastlybroadenedourhasgivenusadeeperknowledgeofthestructureofmatterandoftheuniverse;ithasbroughtusabetterunder-standingofthenatureoflifeandofitscontinuousdevelop-intheapplicationofsciencehasmadebigadvancesthathavebenefitedusinnearlyeverypartoflife.Thecontinuationofsuchactivitiesinthetwenty-firstcenturywillresultinevengreateradvantagestohumanbeings:inpurescience—awideranddeeperknowledgeinallfieldsoflearning;inappliedscience—amorereasonablesharingofmaterialbenefits,andbetterprotectionoftheenvironment.Sadly,however,thereisanothersidetothecreativityofsciencehasbeenemployedindoingdamagetoapplicationofscienceandtechnologytothedevelo-pmentandproductionofweaponsofmassdestructionhascreatedarealdangertothecontinuedexistenceofthehumanraceonthishaveseenthishappeninthecaseofnucleartheiractualusehassofaroccurredonlyintheSecondWorldWar,thenumberofnuclearweaponsthatwereproducedandmadereadyforusewassolargethatiftheweaponshadactuallybeenused,theresultcouldhavebeentheruinofthehumanrace,aswellasofmanykindsofanimals.WilliamShakespearesaid,“Thewebofourlifeisofamingledyarn(纱线),goodandilltogether.”Theabovebriefreviewoftheapplicationofonlyonepartofhumanactivities—scienceseemstoprovewhatShakespearedoesithavetobeso?Musttheillalwaysgotogetherwiththegood?Arewebiologicallyprogrammedforwar?【个性思考】Doesscientificdevelopmenthavegreateffectonyourlife?Givesomeexamples.Myview:人生启迪随着社会的发展,人们越来越重视人与自然的问题,越来越强调人与自然和谐发展。其中,人与动物的关系问题也越来越引起人们的重视。我们应该对动物采取什么态度呢?Couldtheuseofanimalsinscientificexperimentsbejustified?Wellyoumaygettotallydifferentan
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