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成才之路·英语路漫漫其修远兮吾将上下而求索人教版·选修8(通用本)InventorsandinventionsUnit3SectionⅢUsingLanguageUnit3课堂要点探究2课堂达标验收3课后强化作业4课前新知预习1课前新知预习Ⅰ.词汇过关1．freeze(vt./vi.)(使)结冰，冰结；冷藏；呆住→________(adj.)冰冻的；严寒的；极冷的/(n.)冰点；凝固点→________(adj.)冷冻的；冷藏的；冻僵的；惊呆的2．________(v.&n．)轻敲，轻打，轻拍；轻轻地敲击(声)，(水)龙头3．tri(前缀)＋angle(n.)角，角度→________(n.)三角形；三角形物体4．________(adj.)稳固的；稳定的；安定的→________(adv.)稳固地；稳定地；安定地→________(n.)稳定(性)；稳固(性)freezingfrozentaptrianglestablestablystability5．________(adj.)清白的；无罪的；天真的→________(n.)清白；无辜；无罪；天真6．green(adj.)绿色的＋grocer(n.)食品杂货商→_____________(n.)蔬菜水果商，(pl.)蔬菜水果店7．__________(vt.)联想；联系；交往/(n.)同伴；伙伴→____________(n.)联想；联系；交往；协会；社团8．extend(v.)延长，延伸，扩展→________(n.)电话分机；扩大；延伸9．____________(n.)能力；胜利；本领→__________(adj.)能胜任的；有能力的；称职的innocentinnocencegreengrocerassociateassociationextensioncompetencecompetent10．________(adj.)实际的，实践的，实用的→________(v.)练习，训练→________(n.)练习practicepractisepracticalⅡ.短语自查1．setout(todo)______________2．ringback______________3．ringoff______________4．beassociatedwith______________5．迅速把手伸入；一心投入______________6．不挂断；稍等；紧紧握住______________7．次序颠倒；发生故障______________8．设法联系上(尤指打通电话)；(设法)做完；通过____________________开始(做)回复电话挂断电话和……有联系diveintohangonoutofordergetthroughⅢ.经典句式1．__________youdoyouwillbecertaintofindsomethingthatyouhaveneverseenbefore.每次你这样做时，你会发现你以前没发现的东西。2．________________，ithasprovedinvaluableinthedesignofbridges.这种四面体非常稳固，被证明是桥梁设计中的无价之宝。EverytimeBeingverystableⅣ.语篇理解Readthepassageandtellifthefollowingstatementsaretrue(T)orfalse(F)．1．AlexanderGrahamBellwasbornin1847inBoston,USA.()2．Bell'smotherwascompletelydeaf,butwiththehelpofBell,shecouldhearwhatBellsaid.()3．ItwasBell'sinterestandcuriositythatledtotheinventionofthetelephone.()FFT4．Inordertoimprovehisinvention,BellmadeMorsecode.()5．Bellinventedthetelephonebychancebecausehehadmenattoimprovethetelegraph.()6．Rightafterheinventedthetelephone,hesuccessfullysentamessagetohisassistantWatson.()7．Heinventedthehelicopterandotherflyingmachines.()8．Bellisrespectedforhedevotedallhimselftoimprovingeverybody'slife.()FFFTT课堂要点探究1.current①n.(水或气)流；电流Heswamtotheshoreagainstastrongcurrent.他逆着急流游向岸边。②n.趋向；思潮；潮流Ministersareworriedaboutthiscurrentofantigovernmentfeeling.部长们对这股反政府情绪感到担忧。③adj.(通常作定语)现在的；当前的；通用的；流通的Initscurrentstate,thecarisworth￡1,000.按目前的状况，这辆小汽车值1000英镑。知识拓展(1)thecurrentyear今年astrongcurrent急流air/electricalcurrent气流/电流(2)currentfashions/events/prices时装/时事/现价Theyareexpectingprofitsofover$3millioninthecurrentyear.他们期盼着今年有三百多万的利润。Shelikescurrentfashionsverymuch.她很喜欢时装。活学活用(1)Thestormwhippeduphuge________.A．currentsB．wavesC．flowsD．streams答案：B句意：暴风雨掀起了巨浪。wave表示“(波浪，尤指海浪的)浪头”。(2)The________isstrongestinthemiddleoftheriver.A．currentB．waveC．flowD．stream答案：A句意：河中央的水流最急。current表示“(海洋或江河的)水流；潮流；气流”。2．stableadj.稳定的；稳固的；安定的①Theladderdoesn'tseemverystable.这个梯子好像不太稳。②Hewasclearlynotaverystableperson.很明显，他不是一个很沉稳的人。③Thisisapoliticallystablecountry.这是一个政治上稳定的国家。知识拓展stabilityn.稳定(性)stabilizev.稳定；稳固stablyadv.稳定地；沉稳地比较网站stable,firm与steady这些形容词都有“稳固的”之意。(1)stable多指根基牢固，平衡良好，也指性格或位置等的稳定，不可移动或改变。Astablegovernmentisessentialtoeconomicgrowth.稳定的政府对经济增长是重要的。(2)firm指牢固不可动摇或意志、信仰的坚定。Idon'tthinkthechairisfirmenoughtostandon.我觉得这椅子不够稳固，不能站人。(3)steady指保持平衡不动摇。用于有形物时，指没有根基的稳固，也指动中的稳。Thepriceoffruitsremainssteady.水果的价格保持稳定。活学活用Watercanabsorbandgiveoffalotofheatwithoutbigchangesintemperature,thuscreatinga________environment.A．peacefulB．sensitiveC．commonD．stable答案：Dpeaceful“平静的”；sensitive“敏感的”；common“普通的”；stable“稳定的”。句意：水能吸收和散发大量的热而不会引起太大的温度变化，这样营造了一种稳定的环境。1.hangon不挂断；紧紧握住；稍等①ThelinewasengagedandtheoperatoraskedifI'dliketohangon.电话占线了，话务员问我是否愿意等一下(别挂断电话)。②It'shardworkbutifyouhangonyou'llsucceedintheend.这是件困难的工作，但如果你坚持不懈，最后是能成功的。知识拓展hangon作“别挂断，坚持”讲时等于holdon。hangback畏缩不前；退缩hangup挂起；挂断电话hangabout拖延；闲逛hangout常去某处；泡在某处getthehangof了解；熟悉Don'thangbackinthefaceofdifficulties.不要因为困难而却步。Youhangoutwiththatcarmorethanyouhangoutwithyourownson.你在那辆车上花的时间，比你用在儿子身上的时间还要多。活学活用(1)用hang的正确形式或相关的词组填空①She________thephoneangrilybeforeIcouldspeak.②________aminute,I'mjustcoming.③Idon'tliketoseealltheseyouths________streetcorners.④________therope;don'tletitgo.答案：①hungup②Hangon③hangingabout④Hangonto(2)Itisdifficultforaforeignerto________Englishidioms.A．hangbackB．hangonC．getthehangofD．hangabout答案：C句意：对一个外国人来说，掌握英语习语很难。hangback“退缩”；hangon“不挂断；紧紧握住；稍等”；getthehangof“了解，熟悉，掌握”；hangabout“闲逛”。根据题意选C项。2．outoforder①(机器或设备等)发生故障，失灵Mywatchwasoutoforder.我的手表出故障了。②次序颠倒(紊乱)；排列错误Icheckedthefilesandsomeofthepaperswereoutoforder.我检查过案卷，其中有些未按顺序编排。知识拓展(1)outoforder的反义词组：inorder整齐，状况良好，适宜，按顺序(2)类似的短语有：outofbreath上气不接下气outofcontrol失去控制outofdanger脱离危险outofdate过时的，过期的outofplace不合适的(不相称的，不适合的)outofquestion毫无疑问，一定，当然outofreach够不着outofsight看不见，在视野之外outoftouch失去联系outofwork失业I'llseethateverythingisingoodorderwhentheguestsarrive.客人来时我会把一切都料理得井井有条的。Hisideaisreallyoutofdate.他的想法太过时了。I'moutoftouchwithmostofthefriendsofmyschooldays.我和大部分学生时代的朋友们都失去联系了。活学活用完成句子(1)他断定机器了毛病。Hecametotheconclusionthatthemachinewas______________________.(2)狂风暴雨使交通运输秩序太乱。Theviolentstormmadethetransportationsystem______________________.(3)经过抢救，病人终于脱险。Thepatientwasfinally_____________