中学生科普英语趣味阅读低年级阅读材料1Word下载.docx
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中学生科普英语趣味阅读低年级阅读材料1Word下载.docx
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肌肉是支撑人体活动的重要部分,我们要小心保护,防止肌肉受伤。
·
Warm-up
Doyouknowanykindofsportinjuries?
Haveyousufferedfromanyofthem?
Bigquestiontothinkaboutwhileyouread
Whataresprainsandfractures?
ContentVocabulary
1.sprainn.apainfulinjurytoajointcausedbyasuddenwrenchingofitsligaments扭伤
2.breakn.theplacewhereaboneinyourbodyhasbroken破裂
3.ligamentn.abandofstrongmaterialinyourbody+similartomuscle,thatjoinsbonesorholdsanorganinitsplace韧带
4.fracturen.acrackorbrokenpartinaboneorotherhardsubstance断裂
5.swellv.tobecomelargerandrounderthannormal肿胀
Sprainsoccurwhenamuscleispulledtoofar.Theresultcanbeabreakoratearofaligament.Sprainscansometimeshappenastheresultofaninjury,suchasafall.
Sprainscanalsohappenwhenyoudonotwarmupyourmusclesbeforeyouexercise.
Abrokenboneoftenoccursastheresultofanaccident.Abrokenboneiscalledafracture.Howcanyoutellifaboneisbroken?
Thepainintheareaisverystrong.Youcannotmovethepartthatisbroken.Thepartthatisbrokenbeginstoswellorgrowbigger.
Inmostcases,youshouldnotmovebecauseabonemaybebrokenGetsomeone'
shelptocallanambulanceimmediately.
Youwillbetakentoahospitalnearbytocheckwhetherornotyouhaveabrokenbone.Tocheckthis,youwillnormallygetanX-ray.AnX-rayisablackandwhitepictureofthebonestakenwithaspecialmachine.Itletsadoctorseeifaboneisbroken.(178words)
Reflectionquestionsonwhatyouread
1.Whatarethedifferencesbetweensprainsandfractures?
2.Howcanadoctortellwhetherthere'
sabrokenboneornot?
3.Whatshouldyoudoifasprainoccurs?
4.Whichonedoyouthinkismoreserious,asprainorabrokenbone?
Measuringspeed
优异的骨骼结构和强健的肌肉使人和动物在运动时拥有较高的速度,下面的文章会告诉你什么动物运动速度最快。
Warm-up
Doyounoticethatsomeanimalsmovefasterthanothers?
Haveyoueverthoughtaboutwhytheycanmovefaster?
Howdoyoudefinetheword"
fast"
?
1.distancen.theamountofspacebetweentwoplacesorthings距离
2.motorn.thebasicunitformeasuringlength米
3.kilometern.aunitformeasuringdistance,equalto1,000meters公里
4.athleten.someonewhocompetesinsportscompetitions,especiallyrunning,
jumping,andthrowing运动员
5.comparev.toexamineandnotethesimilaritiesordifferencesof比较
Themovementsofourbodieshelpustogofromoneplacetoanother.Forexample,whenyougotoschool,youcanwalk,run,rideabike,orrideinacarorabus.Youmustcoveracertaindistance.Distanceistheamountofspacebetweentwoplaces.
Didyouknowthatthedistancefromoneplacetoanothercanbemeasuredinmeters?
Butifyouneedtomeasuredistancesthatarelongerthan1,000meters,thenitisusualtomeasuretheminkilometers.
Sometimeswemeasurethetimeittakestotravelacertaindistance.Thisiscalledspeed.Speedismeasuredinhours,minutes,andseconds.
Whenanathletecoversadistanceof100metersintenseconds,weknowthattheathletecanrunveryfast.Ittakesanaveragepersonaroundtwentysecondstorun100meters.Theathleterunsthedistancemuchfasterthantheaverageperson.Howfastcanyourun100meters?
Whicharethefastestanimals?
Animalsmoveatdifferentspeeds.Someanimalsmovefasterthanothers.Compareshowfastorslowdifferentanimalsmove.
Whichathletesarethefastest?
Athletesspendmanyhoursintrainingandpracticeindifferentsports.Coachesteachathleteshowtoimprovetheirspeedandstrength.Asaresult,athletesdevelopstrongbodiesandmuscles.
Someathletesmoveveryfast.Theytakepartinracestoseewhoisthefastestatcertainsports.TheOlympicGamesisthelargestsportscompetitionintheworld.(254words)
Reflectionquestionsonwhatyouread
1.Howcanwecalculateamovingobject'
sspeed?
2.Whatunitsofmeasurementdopeopleusetomeasuredistance?
3.Whatunitsofmeasurementdopeopleusetomeasurespeed?
4.Whydoathleteshavetospendmanyhoursintrainingandpracticeindifferentsports?
5.Pleasenameatleast3Olympicssportswhereathletestakepartintocompeteforspeed.
Thelocomotivesystem
人体有着复杂的组织结构,正因为这样,我们能够行走、奔跑、跳跃。
下面让我们一起来探索其中的奥妙吧!
Warm-up
Howmuchdoyouknowaboutyourbody?
Doyouknowwhat'
shappeninginyourbodywhenyou'
rewalking,jumpingandrunning?
Bigquestiontothinkaboutwhileyouread
Whatexactlyisthelocomotivesystem?
1.locomotivesystemasystemrelatedtomovement运动系统
2.voluntaryadj.voluntarymovementsofyourbodyarecontrolledbyyourconsciousmind
自发的
3.inv
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