外研版九年级下册英语精品教学课件 Module 5 Unit 2 (3).pptVIP

Instudents’25________life,theyusuallyhaveplentyofstressfromschoolandfamily,sotheyneedtotakemuchexercise.()25.A.lonelyB.dailyC.earlyD.colourful【点拨】lonely孤独的；daily日常的；early早的；colourful五彩缤纷的。这里指在学生的日常生活中。故选B。B返回Importantly,exercisecanhelpstudentstraintheir26________.()26.A.effortsB.hobbiesC.voicesD.minds【点拨】efforts努力；hobbies爱好；voices嗓音；minds思维。根据“That...it’llmakethembegoodatschoolwork.Somescientistssaythatstudentscanbecomesmarter”可知，锻炼有助于训练学生的思维。故选D。D返回That27________it’llmakethembegoodatschoolwork.Somescientistssaythatstudentscanbecomesmarterthanbeforebyexercisingoften.()27.A.leadsB.meansC.offersD.notes【点拨】leads引领；means意味着；offers提供；notes指出。That指代上文内容，结合“That...it’llmakethembegoodatschoolwork.”可知，这里表示锻炼可以帮助学生训练思维，使学生擅长做功课。故选B。B返回六、阅读理解①Recently,Chinaistakingimportantstepstohelppeoplemanagetheirweightandfightagainstobesity.Asweknow,obesitycanleadtoserioushealthproblemssuchasdiabetes(糖尿病)andheartdiseases.返回②Whatisobesity?Firstly,weneedtoknowaboutBMI,shortforBodyMassIndex(体重指数).Foradults,ahealthyBMIfallsbetween18.5and24.IfyourBMIisbetween24and28,youareconsideredoverweight;ifitis28orhigher,thatmeansyouhavetheproblemofobesity.返回③Hereishowyoucancalculate(计算)yourBMI:divideyourweightinkilostwicebyyourheightinmetres.Forexample,ifagirlweighs64kilos,andsheis1.62metrestall,thenherBMIis64dividedby1.62andthendividedby1.62again,whichisabout24.39.Soyousee,weightisthekeytoyourBMI.返回④Then,howcanwemanageourweight?Eatingrightplaysakeypart,andexercisemattersjustasmuch!Eathealthyfoodlikebrownrice,freshvegetablesandfishorchicken.Stayawayfromfriedfoodsandsugarysnacks.Doexerciselikewalk