Unit2Topic1SectionB教案九年级英语上册

Unit2Topic1PollutionhascausedtoomanyproblemsSectionB单位：执教时间：月日总课时数：课题SectionB课型新授课课时数1主备人备课组长执教教师学习目标1.Knowledgeaims：掌握本课的重点词汇和短语，正确运用现在完成时进行问答。2.Skillaims1）能通过观察课文插图来预测课文内容。2）能听懂用现在完成时表达的对话。3）能朗读和表演有关环保的对话。3.Emotionalaims:(optional)引导学生关注环境问题，树立绿色环保意识，增强忧患意识和社会责任感。学习重点难点1KeypointsWordsandphrases:soil，pain,chest,breathe,breath,produce，beharmfulto,getapainin,toomany,toomuch2)Sentences:A:Howlonghaveyoubeenlikethis?B:I’vebeenlikethissincelastweek.2Difficultpoints比较一般过去时和现在完成教学方法讲授法、小组讨论法、练习法、互动教学法教学准备教材、教案、课件教学过程教学预设个性化修改Step1LeadinLettheSslookatthepicturesin3aonpage30andguessthemeaningandpronunciationofthenewwordsaccordingtothepicturesandtheteacher’sdescriptions.Step2:1.AskSstofillintheblanksin3bwiththewordsandphrasesin3a.2.lettheSslistento1aonceandtickthequestionstheyhearinpartAof1b.Thenchecktheanswerstogether.4.LettheSsread1aafterthevideo.Afterthat,read1aagainindifferentroles.5.LettheSsread1acarefullyandunderlinethedifficultpointsincludingwords,phrasesandsentences.Step3:Discussthefollowingkeyphrasesingroups.（1）It’sdifficultformetobreath.（2）apainin+身体部位（3）toomuch,muchtoo,toomany（4）hadbetter(not)doSth.（5）beharmfulto=doharmto（6）throwitabout/around（7）Howlonghaveyoubeenlikethis?（8）look/taste/sound/feel/smell+adj.Step4:LeadtheSstoscanthematerialandchoosethecorrectwordstopletetheletterin2Step5:课堂检测（链接中招）1.Thereare________booksintheshop.Idon’tknowwhichonetochoose.A.toomanyB.toomuchC.muchtooD.manytoo()2.—Don’tsmoke.It’s________toourhealth.—Sorry,Iwon’tdoitagain.A.harm B.harmfulC.harms D.harmed()3.Hehasaheadache.Hefeelsdifficult________.C.tobreatheD.tobreath()4.SheissonoisythatIcan’t________her.A.see B.knowC.bear D.understand()5.—Howlonghaveyou________this?—Foraweek.A.liked B.beenC.beenlike D.like()6.Ifyouarealways________,itwillbebadforyourhealth.A.inagoodmood B.inabadmoodC.ingoodhealth D.inneedStep6.Summarizingandassigninghomework1.LettheSsgooverwhattheyhavelearnedthisperiod.Sumupthekeypoints.Step7:Homeworkpletetheexercisebook板书设计Theworldhaschangedforthebetter.SectionALanguagepoints:soil，pain,chest,breathe,breath,produce，beharmfulto,getapainin,toomany,toomuchGrammar:（1）It’sdifficultformetobreath.（2）apainin+身体部位（3）toomuch,muchtoo,toomany（4）hadbetter(not)doSth.（5）beharmfulto=doharmto（6）throwitabout/around（7）Howlonghaveyoubeenlikethis?（8）look/taste/sound/feel/smell+adj.作业设计预习作业PreviewSectionB书面作业1.Thereare________booksintheshop.Idon’tknowwhichonetochoose.A.toomanyB.toomuchC.muchtooD.manytoo()2.—Don’tsmoke.It’s________toourhealth.—Sorry,Iwon’tdoitagain.A.harm B.harmfulC.harms D.harmed()3.Hehasaheadache.Hefeelsdifficult________.C.tobreatheD.tobreath()4.SheissonoisythatIcan’t________her.A.see B.knowC.bear D.understand()5.—Howlonghaveyou________this?—Foraweek.A.liked B.be