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ID:31353200
大小:127.00 KB
页数:6页
时间:2019-01-08
《高考英语一轮复习unit2healthyeating单元检测卷新人教版必修》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、到乌蒙山区的昭通;从甘肃中部的定西,到内蒙古边陲的阿尔山,看真贫、知真贫,真扶贫、扶真贫,成为“花的精力最多”的事;“扶贫先扶志”“扶贫必扶智”“实施精准扶贫”Unit2HealthyeatingⅠ.阅读理解Whydomenliveashorterlifethanwomen?Thelatestresearchindicatesthatmen'sheartsgoingintoarapiddeclinewhentheyreachmiddleagecouldbethecause.Theresearchofageingonthehearthass
2、hownthatwomen'slongevitymaybelinkedtothefactthattheirheartsdonotlosemuchpumpingpowerwithage.“Wehavefoundthatthepowerofthemaleheartfallsby20percent—25percentbetween20and70yearsofage,”saidtheheadofthestudy,SamanthaofLiverpoolJohnMooresUniversityintheUK.“Withinthehearttherea
3、remillionsofcellswhichmakeitbeat.Betweentheagesof20and70,one-thirdofthosecellsdieandarenotreplacedinmen,”saidSamantha.“Thisispartoftheageingprocess.”Whatamazesscientistsisthatthefemaleheartsuffersverylittlelossofthesecells.Ahealthy70-year-oldwoman'sheartcouldworkalmostasp
4、erfectlyasa20-year-oldone's.“Thisgender(性别)differencemightgivethereasonwhymenliveshorterthanwomen.”saidSamantha.Theystudiedover250healthymenandwomenbetweentheagesof17and80,whoaremainlyhealthypersonssoastoreducetheinfluenceofdisease.“Theteamhasyettothinkaboutwhyageingsuffe
5、rsagreaterlossonthemaleheart.”saidSamantha.Butthereisalsogoodnews—mencanenjoythehealthoftheirheartswithregularexercise.Samanthastressedthatwomenshouldalsotakeregularexercisetostoptheirlegmusclesgettingweakerastheyage.1.Theunderlinedword“longevity”inthesecondparagraphmeans
6、“______”.A.healthB.longlifeC.ageingD.effect2.Thetextmainlytalksabout______.A.men'sheartcellsB.women'sageingprocessC.thegenderdifferenceD.heartsandlonglife3.Accordingtothetext,theUKscientistshaveknownthat_____.A.menhavefewercellsthanwomenwhentheyarebornB.womencanproducethe
7、cellsthatmaketheheartbeatC.thefemaleheartsufferslesslossofthecellswithageD.womenwillneversufferthelossofpumpingpowerwithage4.Ifyouwanttolivealonglife,youshould______.A.enableyourhearttobeatmuchfasterB.thinkaboutthereasonforageingC.takeregularexercisetokeepyourhearthealthy
8、D.stopyourcellsfrombeinglost新的贫困人口还会出现,因灾、因病、因学返贫情况还会时有发生;五是经济下行压力较大,贫困人口就业和增收难度增大,一些农民因丧失工作重新陷入
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