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1、高中英语-Unit21-Lesson1《Super-Athletes》P1课件-北师大版选修7Lead-inDothequestionnairewithyourpartner!3.a)Youshouldtakeupsomekindofsport!b)Good--onceaweekisbetterthannever!c)Excellent!Youmustbeveryfit.4.a)Welldone!Youprobablysavelotsofmoneyondentistbills.b)Well,ever
2、ynowandthenisOK.c)Youshouldcutdown!5.a)Good.Astheysay--anappleadaykeepsthedoctoraway!b)Verygood.Doctorsrecommendseveralpiecesoffruitperday.c)Youreallyshouldtrytoeatmorefreshfruit.2.learnandrevisewordsrelatedtothetopic.3.getthegeneralideaofthetextandthe
3、writer’sviewpoints.Inthisperiod,wewillbeableto1.knowtheunitobjectives.kidneyn.肾livern.肝脏brainn.大脑circulatev.循环Forexample：pumpvi.用泵抽出（注入）mineraln.矿物n.听觉n.间隔；间歇n.脉搏vt.消化vi.交换intervaldigestswaphearingpulseReadthewords,thenmatchthewordswiththeirChinesemean
4、ings.Findsixtolabelthepartsofthebodyinthediagram.KeyWordsliverbrainlungsstomachheartkidneyExercise2(Page33)Lookatthefollowingstatementsanddecidewhichpartofthebodyisdescribed.ankle,brain,eye,heart,kidney,bone,knee,liver,lungs,muscle,ribs,spine,stomach,w
5、rist,fingersKeyWords:TheBodyThisorganweighsaboutakiloandismadeupoftwosides.Itislikeasupercomputerthatprocessesinformation.Thisorganislikeabagwhichreeiveseverythingyoueat.Itdigestsyourfoodandsendsvitaminsandmineralsintotheblood.brainstomachThisorganbeat
6、satregularintervals100,000timesaday.Witheachbeat,itcirculats80mlofbloodthroughthebody—that’s8,000litresofbloodperday!Itpumpsbloodintothelungs,whereitreceivesoxygen,Beforebeingpumpedaroundtherestofthebody.heartThisisaverydelicateorgan.Therearetwoinabody
7、andtheyhavedelicatelidswhichprotectthem.Lightentersandreachesspeciallightsensitivecells.Theseworklikeacameraandfinallysendsignalstothebrain.eyesTheseorgansabsorboxygenandgetridofcarbondioxide.Theyarefoundoneithersideoftheheart.Theyreceiveairasaresultof
8、breathingandwhenbloodpassesthrough,Theygiveitoxygen.lungs100metresin8seconds?Lesson1SuperAthletesWhichchampionathletedoyouthinkcanrun100metersin8seconds?Isitpossibleforyou?MauriceGreene第一位同时拥有50米、60米和100米3项世界记的男选手。FloydLandis2006年环法自行车赛
