Matchthewordsandphraseswiththepictures.Forthegivenobjects,findouttheirdescriptionsandfunctions.Matchthembydrawinglines.Youhavemoredescriptionsandfunctionsthanobjects.Matchthenumberedobjectsinthepicturewiththetermsfromthelist.

starterandhisgun

lanesinthetrack

photo-finishcamera231Readthethreedescriptionsbelow,andwriteatitleforeachofthemwiththephrasesyouhavelearned.A：

Apersonusesittostartarace.Forracesupto400meters,hegivestwocommandsinhisnativelanguage.Thefirstis“Onyourmarks...”,andthesecondis“Set

...”Thenhefiresittobegintherace.Usuallyhecarriestwo.Heusesthesecondonetorecalltheathletesifthere'safalsestart.B：

Inshortraces,theathletesoftenfinishveryclosetoeachother.Sometimestheyaresoclosethatthisequipmentisneededtodecidewhocameinfirst,second,andthird.Itisnexttothefinishingline,andcanmeasuretimetoathousandthofasecond.Haveyoueverwonderedwhyathleteswearnumbersontheirshorts?It'stoidentifytheminthephotos.C：

Theyare400metersinalapandeightlanesinall.Thesearenumberedfromonethrougheight.NumberOneisontheinside.Eachisatleast1.22meterswide.Theyarenowusuallymadeofplasticorrubber,andcanbeusedinallweathers.StarterandHisGunPhoto-finishCameraLanesintheTrackReadthefollowingpairsofsentences.Aretheythesameinmeaning?√√√√√√√Listenandfindoutwhatobjectsthespeakeristalkingabout.NoNoNoYesNoYesNoYesNoListentothedialogandcompletetheblankswithwhatyouhaveheard.A:HaveyouheardofthestoryofMarathon?B:Well,Iknowthatit'safamousstory,butIcan'trememberthedetailsnow.A:Marathonisafamous

inmemoryofa

herocalledPhilippides.B:Yes?A:In

BC,Philippides,amessenger,keptrunningabout

kilometersfromthetownof“Marathon”toAthensto

thevictoryofAthens.B:Soithasahistoryofover

years!A:I'mafraidnot.Infact,themarathonisa

event.B:Why?A:Itwasfirst

intheModernOlympicGamesof

inAthens.B:Sosincethenithasbeenoneofthe

raceintheOlympicGames.A:Yes,you'reright.raceGreek49042announce2000modernintroduced1896toughestWorkinpairstocompletetheactivity.Readyourinformationsheet,andgetreadytoansweryourpartner'squestions.GettingandGivingInformation:TheSpecialOlympicsandtheParalympicsWorkinpairstocompletetheactivity.Readyourinformationsheet,andgetreadytoansweryourpartner'squestions.GettingandGivingInformation:TheSpecialOlympicsandtheParalympicsReadthefollowingsituations,andputthetimeintothecorrectboxesinthetable.Situation1Forracesupto400meters,thetimesarerecordedtoahundredthofasecond.A.9∶72B.22∶85Situation2Forracesbetween800and10,000meters,thetimesarerecordedtoatenthofasecond.A.2∶38∶4B.3∶22∶5Situation3Formarathons,thetimesarerecordedtothenearestsecond.A.2∶09∶21B.2∶24∶52(Thefirstlinehasbeendoneasanexample.)Readthefollowingsituations,andputthetimeintothecorrectboxesinthetable.222392422382221528455WritethefractionsaccordingtothefollowingEnglish,andtrytofindoutaruleforsayingfractionsinEnglish.（1）1thousandth（2）3hundredths（3）6thousandths（4）3tenths（5）1third（6）1halfWhatistheruleforwritingfractionsinEnglish?Selectananswerfromthefollowingchoices.□Rule1:Alwayswritethesmallnumberbeforethelargenumber.□Rule2:Endthelastnumberwith-th.□Rule3:Thefirstnumberisforquantity,andthesecondnumberisforsequenceinpluralifthefirstnumberislargerthan1.1/10003/1006/10003/101/31/21.Tryouttheruleyou