Unit1Buildingthefuture科目:英语主备人:备课日期：课题Unit1Buildingthefuture第10课时计划上课日期教学目标discussdevelopmentandinterviewagovernmentofficialwriteanessayaboutthedevelopmentofyourcityortown教学重难点TheimportantwordsorexpressionsHowtomasterthesewordsandtheirusages教学流程\内容\板书关键点拨加工润色Step1GreetingsStep2RevisionsStep3Lead-inStep4TeachingproceduresLanguagepointsProject1.Inthenextseveraldecades,itisbelievedthattheworld’spopulationwillincreasetoaboutninebillionpeople.(P14)据信，在未来的数十年中，世界人口将增长到大约九十亿。1.Itisbelievedthat…本句用的句型是“Itisbelieved+that-clause.”It是形式主语，真正的主语是后面的that-clause.“Itisbelieved+that-clause”相当于“Peoplebelieve+that-clause”可译作“人们相信/据信……”。类似的结构有：“Itissaid/known/agreed/thought+that-clause”。例如：Itisbelievedthatthereisplentyofoiloffourcoast.据信我国沿海有大量的石油。Itisthought/said/believedthat…据认为/说/信……相当于Peoplethinkthat…例：①Itisthoughtthattheteamwillcertainlywinthematch.据认为这支球队肯定能赢得比赛。②Itissaidthatthefirstprintedbookcameoutatthisperiod.据说第一本印刷书就是这时出现的。③ItisreportedthatBillClintonwillmeetBlairnextweek.据说下周比尔·克林顿要会见布莱尔。2.increaseverb[IorT]to(makesomething)becomelargerinamountorsize:增加,使增加Incidentsofarmedrobberyhaveincreasedoverthelastfewyears.Thecostoftheprojecthasincreaseddramatically/significantlysinceitbegan.Graduallyincreasethetemperaturetoboilingpoint.Increased/Increasingeffortsarebeingmadetoendthedispute.noun[CorU]price/taxincreasesTherewere39,000newcaseslastyear-anincreaseof7percent.Anyincreaseinproductionwouldbehelpful.increasinglyadv.moreandmore:tobeincreasinglyimportant/commonIncreasingly,thereispressureonthecounciltoreverseitsdecision.[词义辨析]：increaseby和increaseto的区别：increaseby增加了表示增加或减少的幅度用byincreaseto增加到典型例题：Ithasbeenestimatedthattheearth’ssurfacetemperaturehasincreased____onequartertothreequartersofadegreesince1850.A.toB.byC.atD.with据估计自1850年以来地表温度增长了1/4到3/4度。答案及解析：Bincreaseby是固定用法，意为“增长了”。by后跟具体的数据。高考链接:1．（06湖北）Oneofthebestwaysforpeopletokeepfitisto______healthyeatinghabits.A.growBdevelopC.increaseD.raise答案及解析：B.developahabit=formahabit养成习惯2.(03上海）Oneoftheconsequencesofourplanet’sbeingwarmingupisa（n）inthenumberofnaturaldisasters.A．resultB．accountC．reasonD．increase答案及解析:1.B.developahabit=formahabit养成习惯2.D.anincreaseinthenumberofnaturaldisaster自然灾难的增多。Step5PracticeStep6Summary作业布置教学心得
