仁爱版九年级上册《UnitTopicSectionC》教学设计终稿

Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.SectionCⅠ.Materialanalysis本课是第二单元第一话题的第三课时，主活动是1a和4。学生通过阅读1a，了解噪音污染是如何产生的，是怎样影响人们健康的。1b则训练学生通过语境，推断词义，选出与该词匹配的英文解释。1c先让学生找出主旨句，再通过找出细节来论证段落的中心思想，以及通过语境判断重点词汇和句子的意思。2继续谈论噪音污染，通过选词填空的方式辨析单词的用法。3让学生模仿1a来讨论其它的污染。为了让学生顺利地完成讨论任务，还给出了可能涉及到的讨论内容，很有指导性。4是在2和3的基础之上进行的写作练习，让学生学习运用中心句来组织文章。通过了解噪音污染，让学生进一步了解各种污染的现状。引导学生关注环境问题，关注各种污染，树立正确的环保意识。Ⅱ.Teachingaims1.Knowledgeaims：掌握本课的重点词汇和短语，初步感知定语从句；了解与噪音污染有关的常识。2.Skillaims:能读懂有关环境污染的文章；能看懂和听懂简单的英文解释；能够理解段落中各个句子间的逻辑关系；能用合适的英语对环境污染问题进行口头和书面语表达。3.Emotionalaims:(optional)通过学习，加深对环境问题的认知，树立环保意识。4.Cultureawareness:(optional)了解各种不同种类的污染，关注全球的环境现状。Ⅲ.Thekeypointsanddifficultpoints1.Keypoints:能读懂有关环境污染的文章；能大致理解含有定语从句的句子2.Difficultpoints：能用合适的英语对环境污染问题进行口头和书面语表达。Ⅳ.Learningstrategies能通过思维导图，对课文内容进行读前预测；能根据不同阅读材料，运用不同的阅读策略获取信息。Ⅴ.TeachingproceduresStep1Leading-in1.Showapictureoftheearthtoreviewpollutionandlearnsomenewwords.T:Hi,everyone.What’sthis?Ss:Thisistheearth.T:Lookattheearth.Istheearthhappy?Ss:No,itisunhappy.thereareallsortsofenvironmentalproblemsincludingpollution.Now,let’swatchavideoandanswermyquestion.Whatpollutionismentionedinthevideo?2.Playagame.T:Ineedtwostudentstoplaythegame.Whowanttotry?Youtwo,please!T:Youarethewinner,congratulations!Thankyouforyourparticipation.Youcandobetternexttime.T:Thereisalotofpollutionmentionedinthisvideo,butthereisakindofpollutionthatisnotmentioned.Today,wearetalkingaboutthispollution——noisepollution.Step2Pre-reading1.Discussion:Whatisnoisepollution?T:Whatisnoisepollution?DoyourememberwhatwelearnedinPhysics?T:Fromtheperspectiveofenvironmentalprotection,allsoundsthathinderpeople'snormalrest,study,andwork,aswellassoundsthatinterferewithpeople'slistening,belongstonoise.Ss:Noiseisfrom...2.Discussion:Whereisnoisepollutionfrom?T:Whereisnoisepollutionfrom?Noisepollutionmayfrombus,wind,pianoandcat.Whatelse?Pleasewatchashortvideo,andthen,finishthismindmap.T:Afterwatchthisvideo,weheardsomenoise.What'syourfeelingaboutnoise?T:Areyouenjoythem?Areyoucomfortablewiththenoise?Areyoupleasant?Ss:Uncomfortable,unpleasant,getapainin...3.Discussion:Howdoesnoiseharmpeople’shealth?T:Ifwealwaysinthiscondition,whatwillhappentoourears?T:Wemayloseourhearing.Payattention!“Loseone’shearing”means“havehearingloss”.Canyoutranslatethesentence?S:Manyworkerslosetheirhearing.T:Lookatthispicture,whataretheydoing?S:Theyareprintingnewspapersandbooks.T:Let’slistentothesoundofprintednewspapersandbooks.Oh,thesoundisverynoisy.Whatwillhappentotheworkers?Canyoutellme?S:Manyworkerswhoprintnewspapersandbookslosetheirhearing.T:Lookatthispicture,what’sthis?S:Thisisaplane.T:Yes,theplaneisflyingoverthesehouses.Therearequiteafewpeoplelivenearairports.Let’slistentothesoundoftheplane.What'syourfeeling?S:It’snoisy,too.T:Whatwillhappentothepeoplewholiveneartheairports?S:...T:So,ifwealwaysinnoisyconditions,howdoesnoiseharmpeople’shealth?T:Peoplewhoworkandliveinnoisyconditionsoftengodeaf.Step3While-readingT:TurntoPage31,underlinethefivewordsin1aasquicklyasyoucan.Task1.LeadtheSstoread1a,findthewordsin1bandguessthemeaningsofthemaccordingtothecontent.Thenmatchthewordswiththemeanings.Finish1b.T:Nowread1aguessthemeaningofthemaccordingtothecontent.Thenmatchthewordswiththerightmeanings.Finish1b.…Task2.LettheSsread1acarefullyandgiveapropertitletothispassage.Task3.LettheSsunderlinethetopicsentenceofthepassagein1a.T:Pleasereadthepassagetogiveapropertitletothispassage,andthenfindoutthetopicsentenceofthepassage.Task4.Read1acarefullyagain,andfillintheblanks.Step4Post-readingWatchavideotoreview1aandcompletethefollowingpassage.Ste