高二英语Unit18—Inventions（II）人教版【本讲教育信息】一.教学内容：Unit18—Inventions（II）1.词汇复习2.课文难点句解析（II）3.语法复习：定语从句二.知识总结与归纳：词汇复习：运用构词知识掌握下列单词：1.edible2.laptop3.palmtop4.desktop5.inflatable6.creative7.rephrase8.possibility9.visible10.connection11.trial12.relativity13.dusty14.background15.typewriter三.课文难点句解析：1.Anywherewego,wecanheartheringingofacellphones,thetappingofakeyboardortheclickingofamuse.Wearesaidtobelivinginthe“InformationAge”,atimeofnewdiscoveriesandgreatchanges.不论我们走到哪里，我们都能听到手机的铃声，键盘的敲击声和鼠标的点击声。人们都说我们生活在一个“信息时代”，一个充满新发现和大变革的时代。（1）Anywhere“无论何地”引导一个状语从句相当于“wherever;nomatterwhere.I’lltakeyouanywhereyoulike.（2）Wearesaidtobeliving人们都说我们正生活在……Sb.besaidtodo….==It’ssaidthat+从句。HeissaidtohavebeenallowedintoPekingUniversity.句型中的said可以替换成believed;thought;known;reported等。Itisthoughtthattheprojectcan’tbecompletedthisyear.（3）atimeofnewdiscoveriesandgreatchanges是the“InformationAge”的同位语。2.Hasourlifechangedthatmuch?Manyofthethingswedowithcomputers,suchastypingandsendingmail,arethingswealsodidbefore.我们的生活有那么大的变化吗？我们现在用计算机所做的许多事情，像打字和发邮件，我们以前也做过。（1）that：相当于副词：so，“这么，那么”Ihaveneverreturnthis/thatlatebefore.（2）wedowithcomputers和wealsodidbefore作为定语从句分别修饰Manyofthethings和things3.Acomputer’s“memory”issimilartohumanmemoryinsomeways,butitisalsovery用心爱心专心115号编辑different.电脑的储存器在某方面是和人的记忆很相似的，但又有所不同。（1）issimilarto：与……类似/相似。Hisopiniononeducationissimilartomine.（2）insomeways：在某些方面。4.Afterall,whatmakesanewinventionsuchawonderfulthingisthatitallowsustodosomethingwecouldnotdobefore.毕竟，使一项新发明成为如此奇妙的事情就在于它可以让我们做以前做不到的事。（1）Afterall：毕竟；（2）whatmakesanewinventionsuchawonderfulthing：what引导的主语从句。（3）thatitallowsustodosomethingwecouldnotdobefore。是表语从句。句中有一个定语从句wecouldnotdobefore修饰something。5.Nowthatwearedevelopingnewtechnologyatsuchahighpace,thetruechallengeistofindnewwaysofusingit.既然我们在如此高速地发展着新技术，那么现在真正的挑战是寻求利用新技术的新途径。（1）Nowthat：既然；由于，引导原因状语从句。Nowthatyoumentionedit,I’dliketodiscusswithyou.（2）atsuchahighpace：快速地Theelectronicsindustryisdevelopingatahighpace.6.Therealfunctionwillonlybeknownoncewediscovernewwaysofthinkingaboutthetechnology.只有当我们发现了这项新技术的新的思维方式，我们才会懂得它的真正的功能。once：一旦，引导时间状语从句。Onceyouhavemadeagreatdecision,youshouldcarryitout.Onceyouunderstandthisrule,you’llhavenofurtherdifficulty.7.Ifyouuseourinflatablebike,youcansimplylettheairoutandputyourbikeinabag.如果人们使用我们的可冲气的自行车，只需要把气放掉并把它装进你的包里就行。let…out：释放；泄露，使……知道．加宽／大。Someonehaslettheairoutofmybike.Heletoutthathewouldresignthenextweek.语法复习：定语从句：（一）先行词有最高级，序数词修饰，是不定代词，或是all,no,only,little;none;every…等形式时，关系代词一般用that,而不能用which.1.TheTitanicwasthelargestshipthathadeverbeenbuiltatthattime.2.Thereisonethingthatkeepsworryingme.3.Hewasthefirstthatcameandthelastthatwent.（二）当先行词是表示时间，地点，原因的词时，关系词用when,where,why还是w...
