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1、高考概要写作SummaryWriting 阅读下面短文 根据其内容写一篇60词左右的内容概要 Feedingtheworld spopulationisabigchallenge anditisabouttogetbigger Rightnow alittlemorethan7 3billionpeoplesharetheplanet By2050 somescientistsestimate theworld spopulationmayreach9billion However thechangingclimatewillprobablymakefeedingthisfargreatern
2、umberaveryfrighteningtask Thatistheconclusionreachedbysomescientists Justthreecrops wheat riceandcorn providemorethantwo thirdsofthecaloriesthatpeopleconsume Suchcrops andasmallnumberofotherimportantcrops comefromfarmingregionssometimesreferredtoas breadbaskets However theseareasoftenoccupyarelative
3、lysmallportion 部分 oftheglobe Worsestill thebreadbasketsareeasilyaffectedbybadweather Eventssuchaswidespreadfloodingorextendedheatwavecankillcrops That sespeciallytrueifthebadweatheroccurswhenacropisyoung fruitingorapproachingharvest Unfortunately bigcropfailuresintwoormorebreadbasketscouldleadtowhat
4、researcherscalla foodshock Thatmeansanoverallshortageoffoodwouldoccur Extremefoodshocksusedtohappeneverycentury Ortoputitanotherway that sonlyaboutonceinveryfourgenerationsofhumans However accordingtostudies astheclimatewarms highandlowtemperaturesbecomemoreextreme andby2050 foodshockscouldoccurabou
5、tonceevery30years Inotherwords apersonborninthemiddleofthecurrentcenturymightlivethroughtwoorthreeextremefoodshocksduringtheirlifetime Sowhatcanpeopledotohelpavoidfoodshocks Makingagricultureefficientisonechoice Butoneofthemosteffectivewaystofightagainstfoodshocksmightbetocutdownonfoodwaste Ifwecoul
6、dcutfoodwasteinhalf saidSethCook aBritishenvironmentalscientist wecouldfeedanextrabillionpeople 3 addsometransitionalwordstomakethepassagesmooth 1 Findoutkeyinformationofeachpara 2 Rewritethekeyinformation Expressthesamemeaningusingyourownwords phrasesorstructures Concise 60 70words Step1 Carefulrea
7、dingforthekeywords phrasesorsentencesineachparagraphUnderlineorcirclethekeyinformation Para 1 Feedingtheworld spopulationisabigchallenge anditisabouttogetbigger Rightnow alittlemorethan7 3billionpeoplesharetheplanet By2050 somescientistsestimate theworld spopulationmayreach9billion However thechangi
8、ngclimatewillprobablymakefeedingthisfargreaternumberaveryfrighteningtask Thatistheconclusionreachedbysomescientists Para 1 Feedingtheworld spopulationisabigchallenge anditisabouttogetbigger Rightnow alittlemorethan7 3billionpeoplesharetheplanet By2050 somescientistsestimate theworld spopulationmayre
9、ach9billion However thechangingclimatewillprobablymakefeedingthisfargreaternumberaveryfrighteningtask Thatistheconclusionreachedbysomescientists Para 1 Feedingtheworld spopulationisabigchallenge anditisabouttogetbigger Rightnow alittlemorethan7 3billionpeoplesharetheplanet By2050 somescientistsestim
10、ate theworld spopulationmayreach9billion However thechangingclimatewillprobablymakefeedingthisfargreaternumberaveryfrighteningtask Thatistheconclusionreachedbysomescientists Para 1 Feedingtheworld spopulationisabigchallenge anditisabouttogetbigger Rightnow alittlemorethan7 3billionpeoplesharetheplan
11、et By2050 somescientistsestimate theworld spopulationmayreach9billion However thechangingclimatewillprobablymakefeedingthisfargreaternumberaveryfrighteningtask Thatistheconclusionreachedbysomescientists Para 2 Justthreecrops wheat riceandcorn providemorethantwo thirdsofthecaloriesthatpeopleconsume S
12、uchcrops andasmallnumberofotherimportantcrops comefromfarmingregionssometimesreferredtoas breadbaskets However theseareasoftenoccupyarelativelysmallportion 部分 oftheglobe Worsestill thebreadbasketsareeasilyaffectedbybadweather Eventssuchaswidespreadfloodingorextendedheatwavecankillcrops That sespecia
13、llytrueifthebadweatheroccurswhenacropisyoung fruitingorapproachingharvest Para 2 Justthreecrops wheat riceandcorn providemorethantwo thirdsofthecaloriesthatpeopleconsume Suchcrops andasmallnumberofotherimportantcrops comefromfarmingregionssometimesreferredtoas breadbaskets However theseareasoftenocc
14、upyarelativelysmallportion 部分 oftheglobe Worsestill thebreadbasketsareeasilyaffectedbybadweather Eventssuchaswidespreadfloodingorextendedheatwavecankillcrops That sespeciallytrueifthebadweatheroccurswhenacropisyoung fruitingorapproachingharvest Para 2 Justthreecrops wheat riceandcorn providemorethan
15、two thirdsofthecaloriesthatpeopleconsume Suchcrops andasmallnumberofotherimportantcrops comefromfarmingregionssometimesreferredtoas breadbaskets However theseareasoftenoccupyarelativelysmallportion 部分 oftheglobe Worsestill thebreadbasketsareeasilyaffectedbybadweather Eventssuchaswidespreadfloodingor
16、extendedheatwavecankillcrops That sespeciallytrueifthebadweatheroccurswhenacropisyoung fruitingorapproachingharvest Para 3 Unfortunately bigcropfailuresintwoormorebreadbasketscouldleadtowhatresearcherscalla foodshock Thatmeansanoverallshortageoffoodwouldoccur Extremefoodshocksusedtohappeneverycentury Ortoputitanotherway that sonlyaboutonceinveryfourgenerationsofhumans However accordingtostudies astheclimatewarms highandlowtemperaturesbecomemoreextreme andby2050 foodshockscouldoccuraboutonceevery
