专题限时集训(十三)阅读七选五之说明文(Ⅰ)A(2020·大同市学情调研)HowtoBuildaBetterBreakfastWe'veallheardthatbreakfastisthemostimportantmealoftheday，andthatmayactuallybetrue.Astudyfoundthatbreakfasteatersweremorelikelytoloseweightthanthosewhodidn'teatamorningmeal.1Butit'snotjustwhetheryoueatornot；it'swhatyoueatthatmatters.Thesetipswillhelpyoureallyriseandshine：1．Eatevenifyou'renothungry.Althoughyoumightnotfeellikeeatingwhenyougetupinthemorning，it'sagoodideatogetsomethingintoyoursystem.Eatingwithin90minutesofwakingupwilljump­startyourmetabolism(新陈代谢)andkeepyoufromgettinghungrylater.22．Beboring.Changingwhatyoueatisagoodideaintheory，butifyouarewatchingyourweight，youmightwanttostickwiththesameoldmenu.Peoplewhoallowtheirbreakfastcaloriestochangehavelargerwaistsandahigherincidence(发生率)ofmetabolicsyndromethanfolkswhokeeptheirmorningcalorieintakeconstant，nomatterhowmuchtheyeatfortherestoftheday.33.Addpeanutsorpeanutbutter.Byeatingpeanutsorpeanutbutter，thecarbohydratesaretakeninmoreslowlyandbloodsugardoesnotriseashigh.4Sotheyarelesslikelytosnacklater.4．5There'sanoldsayingthatadvises“Eatbreakfastlikeaking，lunchlikeaprinceanddinnerlikeapauper”．It'sworthfollowing.Thosewhoeatabalanced700­caloriebreakfastovera12­weekperiodlowertheirbloodsugarandbloodpressuretwicemorethanpeoplewhoeata200­caloriemeal.Theyalsoloseanaverageof19.2poundsandhavelowerlevelsofghrelin，the“hungerhormone”．A．Gobig.B．Pileontheproduce.C．Justabananawilldothetrick.D．Soit'sworthmakingtheefforttoholditsteady.E．Itcouldsetyouupforovereatingthroughouttheday.F．Pluswomenfeelfullerforupto12hoursaftereatingpeanutsorpeanutbutter.G．Otherstudieslinkskippingbreakfastwithahigherriskofdevelopinghighbloodpressure，heartdisease，andtype2diabetes(糖尿病)．【语篇解读】本文是一篇说明文。主要介绍了“如何吃好早餐”。作为一天中最重要的一餐，早餐的作用不容小觑。文中就如何更好地吃早餐给出了四点建议。1．G[根据空前的句子可知，一项研究发现，吃早餐的人比不吃早餐的人更可能减肥。G项说明其他研究发现不吃早餐的害处，意义衔接连贯；另外，G项中的“Otherstudies”与空格前的“Astudy”相呼应，故答案为G项。]2．C[根据该段小标题可知，即使不饿也要吃早餐。C项“仅仅一根香蕉也会起到作用”与该部分主旨一致。]3．D[根据该段小标题和“stickwiththesameoldmenu”以及空格前一句中早餐卡路里摄入量改变与否的健康状况比