教学过程step1 pre-listeningbeforethestudentslisten,askthemtodiscussthefollowingquestions:1.doyouknowwhatbrailleis?2.whatisitusedfor?3.howdoesitwork?4.doyouknowwhatthechinesesystemofbraillelookslike?(seepage53forsomehints.)suggestedanswers:brailleisasystembywhichblindpeoplecanreadbyfeelingraiseddotsonapage.bothenglishandchinesesystemofbrailleusesixdots.theirformsaresimilar,buttheirmeaningsaredifferent.that'stosay,chineseblindpeoplecan'tunderstandtheenglishsystemofbraille.[设计说明]在听力训练正式开始前,在班级里组织讨论,激活学生的背景知识,有利于随后进行的关于盲文创始人路易斯·布莱尔的生平介绍的听力训练顺利展开。如果学生的背景知识比较贫乏,教师可以对盲文作一个简单的介绍。step2 listeningtask1.paul'steacherhasaskedeveryoneintheclasstoprepareatalkaboutagreatinventor.listentopaul'stalkaboutlouisbraille.thenanswerthefollowingquestions:(1)whatcountrydidlouisbraillecomefrom?(2)whatdisabilitydidhehave?(3)whatdidbooksfortheblindlooklikewhenlouiswasaboy?(4)whatwerethetwoproblemswiththebooksfortheblind?(5)whatinventiongavelouistheideaforhissystem?(6)whatadvantagesdoyouthinklouis'ssystemhas?suggestedanswers:(1)hecamefromfrance.(2)hewascompletelyblind.(3)theywereordinarybookswithlettersraisedupoffthepage.(4)theletterswerehugeanddifficulttoread,andthebookswereveryexpensive.(5)asystemforsoldierstosendandreceivemessagesinthedark.(6)ithinkbraillesystemhastheadvantageofbeingeasytolearn,andsoitiseasytoproducebooksofnormalsize.ithelpsmakeblindpeopleindependentbecausetheycanreadasmuchassightedpeopledo.共 year age event 1809 ________________ 1813 4 ________________ 1819 10 ________________ 1821 12 ________________ 1824 15 ________________ 1827 18 ________________ 1852 43 ________________ suggestedanswers: year age event 1809 born 1813 4 became_completely_blind 1819 10 sent_to_school_in_paris 1821 12 heard_a_soldier_talk_about_a_system_consisting_of_a_raised_system_of_dots 1824 15 completed_the_braille_system_of_touch_reading 1827 18 first_braille_book_published 1852 43 died [设计说明]第一个回答问题的环节中,第5个问题的难度较大,第6个问题需要学生自己组织语言,只需答出要点即可。在完成时间轴之前,先进行讨论,可以降低第三个环节的难度。同时引导学生注意,介绍人物可以以时间为线索。如果学生的口语表达能力比较强,还可以在听力训练完成后,请学生用英语简单介绍盲文的创始人路易斯·布莱尔的情况。step3 listeningt:we'vegotsomeinformationaboutbrailleandknownhowtheblindread.iftheblindgoout,theguidedogcanhelpalot.nowlet'senteranotherlisteningonpage46.1.listentothewholetapeforthefirsttime.thenwritedownthemainideaofthelistening.suggestedanswer:themainideaofthislisteningistoshowhowaguidedogistrainedanditsusefulnesstoitsowner.2.listentopart1againandfillinthefollowingtable.thenanswerthequestions. whoislucy? nameofsara'smother nameofsara'steacher whatsarawantstoteachthedogfirst (1)howdidsaragettoworkonherown?(2)hassaraalwaysbeenblind?howdoyouknow?(3)whatwilllucylearnfirstatsara'shome?suggestedanswers: whoislucy? aguidedog nameofsara'smother janerobinson nameofsara'steacher phil whatsarawantstoteachthedogfirst howtotakesaratowork(1)bytrainonherown.(2)no.shesaidhermotherhadhelpedheralotsinceheraccident.(3)howtogettothetrainstation.3.listentopart1againandcompletethedialoguebelow.phil:definitely.shetoldme____________sinceheraccident.mother:well,i've____________,butiknowsarawantstobe____________.共