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1、湖南省蓝山二中高一英语必修四《unit1Task》教案牛津版Skillsbuilding1:listeningforstatisticsanddescriptionsInthispart,youaretolearntogaininformationfromstatistics.Andlistenforfractions,decimals,percentagesanddescriptionsofstatistics.1.Let’sfirstreviewtheexpressionsoffractions,decimalsandpercentages.1/2(a/
2、onehalf)2/3(twothirds)4/7(four/sevenths)0.45(zero/noughtpointfourfive)9.89(ninepointeightnine)6.79sixpointsevennine58%(fifty-eightpercent)36.36%(thirty-sixpointthreesix)2.GooverPoint1onpage12howtoreadfractions,decimalsandpercentages.Now,let’sturntoandlearnthemtogether.3.GooverPoint
3、2onpage12tomakesureyouknowhowtodescribeanincrease,adecrease,nochange,trends,arange,anaverage,andalimit.anincreaseTherewasanincreaseof56percent.Thepricehasgoneupby9percent.·adecreaseTherewasadecreaseof36percent.Thefigure/amount/ratedecreased/fellby21percent.·nochangeTherewasnochange
4、.Thefigure/amount/rateremained/stayedthesame.·arangeThesalesfiguresvarybetween30and40percent/from35to50.·anaverageTheaverageagewas56.·alimitThemaximumpricereached＄67.Thefiguresfelltotheirlowestlevel.4.Listentothetapeanddotheexercisesonpage12.Tapescript1Twoyearsago,thenumberofmember
5、sstoodatonethousandtwohundred.Bythefollowingyear,ithadgrownbyahundred.2Westartedoffquitewellfiveyearsago.Ourmarketsharerosetoeighty-fivepercent.Unfortunately,lastyear,itfellbytwentypercent.3Consumptionfiguresforthisyearrangedbetweenfiftyandsixtypercent.Overthenextfewyears,thefigure
6、willreachseventy-fivepointfivepercent.4Alotofourstudentscontinuetheireducationatlocaluniversitiesorabroad.Lastyear,thepercentageofstudentsfromourschoolstudyingatlocaluniversitieswastwenty-threepointfourcomparedtoelevenpointfive,whichisthepercentageofstudentsstudyingabroad.Thisyear,
7、thepercentageshaveincreasedtotwenty-fourpointfiveandthirteenpointsix.5Ourresearchshowedasharpincreaseinthenumberofyoungpeoplevisitingourmuseum.Comparedtolastyear’sfigures,threetimeasmanyyoungpeoplehavevisitedourmuseumthisyear.Thisisaboutonethirdofthetotalnumberofourmuseumvisitors.A
8、nswers1.1,2001,3002.85%65%
