人教版高考英语一轮总复习精品课件 选择性必修第二册 Unit 1 SCIENCE AND SCIENTISTS (2).ppt

MultipleproofsandstatisticsshowthatmanyseverediseasescanbetreatedbytraditionalChinesemedicine,whichhasalonghistoryinChina.Thankstothemedicine,whichhasmanyviruseshandled,manydifficultandcomplicateddiseasesareevencuredonceandforall.ManypeoplesubscribetothetraditionalChinesemedicine.However,somepeoplestillsuspectitofitssubstantialvalue,andputtheblameonit.Theyholdthefirmthinkingthatitisonlypureinitialtreatment.本课结束理清脉络真题再做41.A.onlyB.obviouslyC.nearly D.precisely42.A.fear B.believeC.hear D.notice答案C解析根据上文提到的“fromlateSeptembertomid-March”可知,Rjukan有将近(nearly)六个月接受不到阳光照射。only“唯一的;仅有的”;obviously“明显地”;precisely“精确地;恰好地”。答案D解析根据下文中的“Weseetheskyis...”可知,当太阳照耀的时候,居民们注意到(notice)了这一点。fear“畏惧;害怕”;believe“相信”;hear“听到”。故选D项。43.A.empty B.blueC.high D.wide44.A.cloudy B.normalC.different D.warm答案B解析当太阳照耀时,天空是蓝色的(blue);但在山谷中,天空就暗下来了。答案A解析根据上文中的“butdowninthevalleyit’sdarker”可知,此处表示就像是阴天(cloudy)一样。normal“正常的”;different“不同的”;warm“温暖的”。45.A.helped B.changedC.happened D.mattered46.A.computers B.telescopesC.mirrors D.cameras答案B解析根据下文中的“theirveryfirstrayofwintersunshine”可知,Rjukan的居民们享受到了第一缕暖阳,近半年得不到太阳照射的现象得以改变(changed)。答案C解析根据下文中的“Themirrorsarecontrolledbyacomputerthat...”可知,小镇安装了高科技的反射镜(mirror)系统。computer“电脑”;telescope“望远镜”;camera“照相机”。47.A.remembered B.forecastedC.received D.imagined48.A.repair B.riskC.rest D.use答案C解析根据下文中的“theirveryfirstrayofwintersunshine”可知,小镇装上了高科技反射镜系统,居民们得以接收到了(received)冬季第一缕阳光的照射。答案D解析根据上文中的“Arowofreflectiveboardsonanearbymountainside”可知,反射板被用来反射阳光,此处用固定搭配put...touse,意为“利用……”。故选D项。49.A.forbids B.directsC.predicts D.follows50.A.day B.nightC.month D.year答案B解析根据上文可知,这些反射镜由一台电脑控制,电脑可根据太阳位置的变化,指挥(directs)反射镜旋转。答案A解析电脑根据一整天(throughouttheday)中太阳位置的变化,指挥反射镜旋转,以有效反射附近山峰上的太阳光。night“夜晚”;month“月份