高中英语 Unit 1 Great scientists Period 2 Language points教学设计 新人教版必修5-新人教版高二必修5英语教案VIP免费

Period2LanguagePointsTeachinggoals教学目标1.Targetlanguage目标语言重点词汇和短语virus,contribute,conclude,makeone’swayto,reservedseats2.Abilitygoals能力目标Learnthepastparticipleusedasattributeandpredicative.Teachingimportant&difficultpoints教学重难点Learnthepastparticipleusedasattributeandpredicative.Teachingmethods教学方法Grammar-Translationmethod.Teachingaids教具准备Acomputerandaprojector.Teachingprocedures&ways教学过程与方式StepⅠRevisionandLead-inTask1:Dictatethefollowingimportantwordsandexpressions.T:Nowclass.Let’shaveadictation.Ready?Referencewords:valuable,instruct,cure,announce,lookinto,examine,putforward,immediately,expose,linkto,blame,absorb,severe,defeat,reject,test.That’sover,haveyoufinished?Task2:Askthestudentstoturntopages4and42anddoExercise1.Andthenchecktheanswers.Task3:AskthestudentstoreadandunderstandtheexplanationsinExercise2onpage4.T:Verygood!Canyouputtheverb“make”withanountoforma“predicate+object”phrase?Forexample:“makingamistake”insteadof“tomistake”.Sampleanswers:S:“makeanagreement”,“makeanadmission”,“makeanapology”.T:Welldone!Pleasefindandcollectasmanyexamplesasyoucanashomework.NextperiodI’llcheckyourwork.Task4:AskthestudentstodoExercises3onpage43andthenchecktheanswers.StepⅡPracticeTask1:Enablethestudentstodothefollowingexercises.T:PleaselookatthescreenandputthemintoEnglishusing“make+n”andpastparticiples.Showthefollowingonthescreen:约会，闲言碎语，道歉，竞争，选择，不速之客，感到沮丧的学生，受到鼓舞的竞赛者，拥挤的街道Sampleanswers:makeanappointment,makegossip,makeanapology,makeacontest,makeachoice,unexpectedvisitors,discouragedstudents,inspiredcontestant,crowdedstreetsStepⅢGrammarExplaintheusageofthepastparticiplesaspredicativeandattribute.1.过去分词作表语表示主语所处的状态。用作表语的过去分词大多来自及物动词；不及物动词的过去分词能作表语的只限于少数表示位置转移的动词，如go,come,assemble等，它们用在连系动词之后，表示完成意义，无被动意义。例如：Themanlookedquitedisappointed.Heisgreatlydiscouragedbyherrefusal.Hishairisnearlyallgone.已经形容词化了的过去分词大多可作表语，常见的有accomplished,amazed,amused,astonished,broken,closed,completed,complicated,confused,crowded,devoted,disappointed,discouraged,drunk,excited,frightened,hurt,interested,lost,satisfied,surprised,worried等。2.过去分词作定语a）用作前置定语的过去分词通常来自及物动词，带有被动意义和完成意义。例如：Welikeskatinginthefrozenlakeinthewinter.=Welikeskatinginthelakewhichhasbeenfrozeninthewinter.Howmanyfinishedproductshaveyougotuptonow?=Howmanyproductsthathavebeenfinishedhaveyougotuptonow?来自不及物动词的过去分词很少能单独用作前置定语，能作这样用的仅限以下几个词，这时仅表示完成意义，不表示被动意义。例如：aretiredworker=aworkerwhohasretiredanescapedprisoner=aprisonerwhohasescapedafaded/witheredflower=aflowerthathasfaded/witheredfallenleaves=leavesthathavefallentherisensun=thesunthathasjustrisenareturnedstudent=astudentwhohasreturnedvanishedtreasure=treasurethathasvanishedb)用作后置定语的过去分词通常也来自及物动词，表示被动意义和完成意义。这时过去分词相当于一个定语从句。例如：Thingsseenarebetterthanthingsheard.=Thingswhichareseenarebetterthanthingswhichareheard.Thelobsterbroiledovercharcoalwasdelicious.=Thelobsterwhichwasbroiledovercharcoalwasdelicious.Practice:将下列句子译成英语。1.他看上去又累又沮丧.2.我们一得到补充资金,就继续我们的实验。3.我们可以看到被阳光照亮的月球的...