重庆市开县中学高中英语Unit3Computers教案新人教版必修2

1重庆市开县中学高中英语Unit3Computers教案新人教版必修2课题名称WarmingUpandPre-Reading课型Comprehensiveclass学习目标重点难点historyofcomputersandtheirdifferentusages.学习过程学习内容及问题学习活动及行为方式TeachingprocedureI:PresentationandWarmingUpMorning,everyone!Todaywearegoingtolearnaboutcomputers.Beforewestart,weshouldtakeacloselookatthepicturesofallkindsofcalculatorsandlearntheirnames.II:Discussing1Haveyouseenanybodyuseanykindofcomputersinthesepictures?When?Whatdoyouthinkofthesekindsofcomputers?III:Pre-readingStep1Askthestudentstoguesswhatisabouttobetalkedaboutinthispassageafterseeingthesepicturesofcomputers.Step2Letthestudentstotakeawildguessaboutinwhatorderwillthispassagebedeveloped?Step3Tellthestudentsthattheyshouldtrytoputthesepicturesintherightorderandcheckafterreading.Homework:Memorizethenewwordsandphrasesinreadingandtrytousethem.Step1:Lead-inStudentsanswerthequestionsaboutthecomputersinordertoarousestudents’interests2Step2:Discussing1Bydiscussion,students’sinterestsincomputerswillbearoused.Alsotheirvocabularywillbebroadened.Step3:Warming-upBylearningaboutsomebasicknowledgeabouttheOlympicGamesinordertomakeapreparationforreading.Step4:Pre-readingGettingreadyforreadingSummingupandhomeworkThestudentssumupwhattheyhavelearnedtodayanduseitinlifeifpossible.课后反思：3高2016级备课组集体备课教案Unit3Computers（Period2）课题名称Reading课型Problem-producingClass&Problem-solvingClass学习目标(1)Afterthisclass,thestudentsshouldknowaboutthehistoryofcomputers’development.(2)Inthisclass,thestudentsshouldtrytopracticetheirreadingskills:theskillofobtainingimportantinformationandtheskillofguessingthemeaningofnewwordsinthecontext重点难点1.Howtogetthemainideabyskimming?2.Howtopayattentiontothedetailedinformationbyscanning?教学准备Multi-mediaPPTProblem-orientedGuideInstanttrainingsheet学习内容（任务）及问题学习活动及行为TeachingprocedureStep1:UnderstandingIdeasItisimportantthatthestudentslearntouseallthecluesinthetexttohelpthemunderstandthegistofwhattheyarereading.Soencouragethemtolookatthepicturesandguesswhatthistextismainlyaboutandaskthemtoreaditsilently.Makesurethatthestudentshavetimepointsofthedevelopmentofcomputersinmind.Questionstobeasked:Whowasthefirstpersontodevisetheearliestcomuputer?Whatdidhemakeandwhatdiditdo?Whowasthenextimportantpersontodesigncomputers?ANDfinishsection1and2onpage19Step2:ADiscussionofStyleToappreciatethestyleinwhichthispieceiswritten,thestudentsmayneedtobegivenafewclues.Soaskthemthesequestions:4Whoisthewriterofthispassage?Fromwhosepointofviewdoweseethedevelopmentofcomputers?Isitmoreeffectivetowriteinthefirstpersonorwoulditsoundbetterifitwaswrittenlikeapiecefromanencyclopedia?Giveanswers.Isthispassageeasytounderstand.HomeworkThehomeworkistofinishsection3onpage19.Studentsshouldbeinspiredtoreadontheirownwiththesequestions.Andtheyshouldpayattentiontothetimelineofthedevelopmentofcomputersandtheusageofdifferentkindsofthem.Thentheyshouldfulfillsection1and2onpage19carefully.Step2:Summingup(6mins)Atthispoint,thestudentsmusthavegraspedthemainideaofthepassage,soitistimetogivethematasktothinkaboutthestyleofthispassageandwhattheycanlearnformtheauthorinwritingapassage.课后反思：5高2016级备课组集体备课教案Unit3Computers（Period3）课题名称LanguagePoints课型Problem-solvingClass学习目标1.Tolearnsomeusefulwordsandexpressions2.Tolearnsomeusefulstructures3.Tolearnthepresentperfectpassivevoice重点难点Howtousethepresentperfectpassivevoice教学准备Multi-mediaPPT学习内容（任务）及问题学习活动及行为方式Languagepointsstudy：Readthereadingpartparagraphbyparagraphagainandpickupthekeywordsandphrasesbythemselves,letthestudentstrytoexplainthemeaningandusage.（simplify,sum,operator,logically,artificialintelligence,asaresult,network,finance,anyhow,explore）Longsentenceswhosestructureshouldbeespeciallyfocusedon:1.IdevelopedveryslowlyandittooktwohundredyearsbeforeIwasbuiltasananalyticalmachinebyCharlesBabbage.2.Overtime,mymemoryhasdevelopedsomuchthat,likeanelephant,IneverforgotanythingIhavebeentold.3.IhaveevenbeenputintospacerocketsandsenttoexploretheMoon.4.AfterIwasprogrammedbyanoperatorwhousedcardswithhole,Icould“think”logicallyandproduceananswerquickerthananyperson.Ⅱ.单词和短语参阅《新课程导学》P26-29。HomeworkHomework:(1)Finishexercisesonpage20.(2)Sstrytoremembertheusefulwordsandexpressionsbyhearts.6Step1.Creatingsituations&presentingproblemsT:Yesterdaywehavereadthepassage,thisclasswewillsolvetheproblemsyouhavefoundduringyourreadingfirst.Step2.Solvingtheseproblems.Eachgrouppresentstheirproblems.Theteacherhelpstosolvestudents’problems.(10分钟)将小组共性问题在小组间展示交流（教师运用问题解决策略指导学生解决问题）。Step3.Learninglanguagepointsofthispart.（15分钟）学生自主完成《新课程导学》P26-29，（5分钟）老师组织督促评价，小组运用“12345”策略讨论生成小组共性问题，（8分钟）小组间展示交流（教师运用问题解决策略指导学生解决问题）。课后反思7高2016级备课组集体备课教案Unit3Computers(Period4)课题名称Unit3Grammar课型Problem-producingclass学习目标Tolearntousethepresentperfectpassivevoice重点难点Howtousethepresentperfectpassivevoicecorrectlyinwriting教学准备Multi-mediaPPT学习内容（任务）及问题学习活动及行为方式Discoveringusefulstructures(onPage21)1.Lookatthefollowingsentence,payingattentiontotheunderlinedpart.:OvertimeIhavebeenchangedalot.Letthestudentstrytofindoutthesentencesinthepresentperfectpassivevoicefromthereadingpassage.(1).Astheyearshavegoneby,Ihavebeenmadesmallerandsmalle