1.学生自学生词，并记住单词拼写和拼读。2.预习课本，找出重点短语和句式。3.读、记后完成学案中自学导练作业。\nStep1完成教材Activities1~7的任务1.Completethesentencesandconversationswiththecorrectformofthewordsandexpressioninbrackets.（Activitiy1）(1)学生个体活动，完成填空。(2)教师点名，个体汇报，全班核对答案。2.Lookatthepicturesanddescribethenewclassroomthatwillbebuilt.Usethewordsintheboxtohelpyou.(Activity2)(1)学生个体活动，描述图片。(2)两人一组交流,全班反馈。3.Workinpairs.Askandanswerquestionsaboutthesegreatinventions.(Activity3)学生分组讨论，相互交流,也可以进行适当扩展。4.Completethesentenceswiththewordsinthebox.(Activity4)(1)个体活动，完成填空。(2)两人一组核对答案，然后全班核对。（答案：1.introduction2.trade3.spread4.direction）5.Listenandfindoutwherethespeakeris.(Activity5)(1)学生听录音，判断说话者所在的地点。(2)教师点学生回答，并说出判断的根据。6.Listenagainandanswerthequestions.(Activity6)\n(1)学生浏览问题，听录音，记录有用信息。(2)两人一组问答，互相补充。(答案:1.Becausetheywerewrittenbyhand.2.Theyaretoovaluabletobepickedupandheldinthehand.3.Oldbookswerecopiedontoacomputerafewyearsagoforpeopletobeabletoreadthemwithouttouchingthem.)7.Readthepassageandchoosethebesttitle.Nowcompletethechart.(Activity7)学生个体活动，精读短文，寻找细节信息。完成图表,全班核对答案。（答案：1960s—TheInternetwasinventedforthearmytouse.1970s—ScientistsandbusinesspeoplewantedtousetheInternettosendandreceivemessages.1991—TheWorldWideWebwasinvented.1990s—MoreandmorepeoplestartedtousetheInternettosendvarioustypesoffiles.Today—TheWebhashundredsofmillionsofusers.Ithaschangedthewaypeoplelive,workandplay.）Step2小结训练1.Youshouldkeepawayfrom（远离）thecrocodile.Itisverydangerous.2.Inthe1950s(二十世纪五十年代）,howdidpeoplereceiveandsend（收发）messages?\n3.Inancienttimes(在古代）itishardtocommunicatewith(和……交流）peoplefaraway.Step3Aroundtheworld教师可以让学生自己阅读，然后请两三位学生用自己的语言简要地概括短文内容。Step4完成教材Activities8~10的任务1.Workingroups.Prepareforyourdiscussion.（Activities8）学生小组活动，査找相关资料，全班讨论。Step5家庭作业完成学案中的相关练习。本节课活动的目的是检测学生对本模块已学词汇、语法的运用和掌握，考査学生获取细节信息的能力及学习写发言稿。学习效果好。
