Unit2Inthelab一、素质教育目标（一）知识教学点1．单词allowonceunlesstasteexperimentelectricityrequestproper2．词组firstofallturnoffinsteadofonholiday3．日常交际用语Herearesomedosanddon'ts.Follow)…instruction.Whatabout)…Makesurethat)…Dowhatheorshetellsyoutodo.4．语法表示命令和请求的句式。（二）能力训练点1．利用对话、课文组织学生进行听、说、读、写的训练。2．利用所学的新单词、词组以及日常交际用语，组织学生造句，编对话，培养学生运用英语的能力。3．组织学生对课文进行延伸性的讨论，引导学生充分运用所学知识，结合本单元新的语法，词汇及句式结构，培养学生运用英语表达自己思想的能力。用心爱心专心（三）德育渗透点通过对对话、课文的教学，启发学生认识到学习和遵守有关场所规章制度的重要性，以及在学习过程中应该不断培养观察能力的必要性。二、重点、难点、疑点及解决办法（一）重点1．知识教学点allowonceunlesstasteturnoffinsteadofmakesure2．阅读能力培养指导学生如何略读（skimover）全文，迅速抓住全文大意；指导学生如何浏览（scan）全文，迅速找到特定信息。（二）难点1．tastevt.＆linkv.2．Dowhatheorshetellsyoutodo.3．Anyotherquestions?4．Heputafingerinhismouth,tasteditandsmiled,lookingratherpleased.5．ButthefingerIputintomymouthwasnottheoneIhaddippedintothecup.（三）疑点1．Don'ttouchanythingunlessyourteachertellsyouto.用心爱心专心(ItislikelythattheSsprefertoknowsomethingabouttheellipticalstructure,whichwillhelpthemunderstandthesentence.）2．Hehadastrangewayofmakinghisclasseslivelyandinteresting.(It'sagoodchancetointroducethestructureofobjectcomplement.)（四）解决办法1．用学过的英语解释重点词汇、短语及难句。2．通过例句体会重点词汇和短语的意义及用法。3．组织学生造句。4．组织学生编对话，讨论。三、课时安排3课时。四、学生活动设计（一）听读练习（二）问答练习（三）造句练习（四）编演对话（五）讨论五、教学步骤THEFIRSTPERIOD用心爱心专心Ⅰ．TEACHINGAIMS1．TotraintheStudents'abilityoflisteningunderstandingandimprovetheirspokenEnglish.2．Tolearnhowtogiveinstructions.3．Tolearnhowtousethefollowingwordsandexpressions.allowonceunlessmakesureturnoff4．Togetthestudentstoknowtheimportanceoffollowinginstructionsincertainplaces,forexample,inlabs.Ⅱ．TEACHINGSTEPSStep1MakecleartheteachingaimsTellthesethatinthisperiodwearegoingtolearnhowtousedifferentstructuresforgivinginstructions.Step2Presentation1．AsktheSstolookatthepictureonpage5.Askthefollowingquestions:Wherearethey?Whoarethey?(Theyseemtobeinalab.Thetallerisateacher,whiletheothersarestudents)Whatanyouseeinthepicture?(ablackboard;tables;bottlesandtesttubes;analcoholburnerandawashingbasinafaucetandsoon.)What'stheteacherdoing?(ItseemsthattheteacherissayingorexplainingsomethingtotheSs.)用心爱心专心What'rethestudentsdoing?(Thestudentsarelisteningtotheteacherverycarefully.)2．TelltheSsthatwearegoingtolearnadialogue.Inthedialoguetheteacher,Mr.Zhu,willtellhisstudentswhattodoandwhatnottodointhechemistrylab.T:Pleaselistentothetapecarefullywithyourbooksclosed.Afterlistening,youattolistentoseveralsentencestojudgewhethertheyaretrueorfalseaccordingtothedialogueyouhear.Step3Drills1．GettheSstolistentothetape.2．Afterhat,asktheSstoreadthefollowingsentencesandthenjudgewhetherthey$trueorfalse.1）MrZhuisshowingtheSsofClass4thephysicslab.(False)2）Thestudentshaveneverbeeninthislabbefore.(True)3）Thestudentsarenotallowedtocomeintothelabwithoutateacher.(True)4）Thestudentsarenotallowedtotouchanythinginthelab.(False)5）Theelectricityshouldbeturnedoffbeforethestudentsputeverythingbacktothecup...
