2019高考英语一轮达标unit1festivalsaroundtheworld练题含解析新人教版必修

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1、Unit1Festivalsaroundtheworld李仕才一、阅读理解阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。Thosewhoclaimbananasarefatteningarguethatbananascausethebodytomakelotsofinsulin(胰岛素)，andinsulincausesfatgrowth.Howmuchinsulinweproduceisrelatedtohowfastfoodbecomessugarinourbloodstream.Howcanyouknowiffoodmak

2、esalotofsugarquickly?Theglycemicindex(血糖指数)，orGIratingtellsus.FoodswithGIscoresabove75areconsideredhighGIfoods，leadingtofastersugardevelopment.BananashaveaGIof62，whichisconsideredlow.Weightlosscanbeastruggleforanyone，butitisespeciallyhardfordiabetics(糖尿病患者)．Astudylookedathowthes

3、tarchfromunripebananasaffectedtheweightofagroupofobesediabetics.Afterfourweeksofadiethighinbananas，diabeticslostsignificantlymoreweightthanonacontroldiet.Theyalsosawimprovementsininsulinsensitivityfromthebananadiet.What'smore，bananashavebeenshowntocutrisksofstrokes，diabetesandca

4、ncers(Bananasarethemostpowerfulfruitforloweringtheriskofkidneycancer.)．Bananasarealsoarichsourceoffiber，whichhasbeenshowntohelpweightloss.Bananasthatstillhavesomegreenontheskinareevenhigherinfiber.Skinsfromgreenbananascanbetakenand，afterremovingthestemanddarktip，cutintosmallpiec

5、es23incheslongand1/2inchwide.Thesepiecescanbemadeintoateaoraddedtoadish.Whenyoueattheskins，besureyouareeatingorganicbananas.Thefleshofregularbananasislowinpesticides，buttheskinsarenot.1．WhatconclusioncanwedrawfromParagraphs1&2?A．Bananasarelikelytomakepeoplefat.B．Insulindetermine

6、stheamountofsugar.C．LowGIfoodscanturnintosugarmoreslowly.D．Thefasterthefoodbecomessugar，thelessinsulin.2．Whatdoestheauthorsayaboutbananas?A．Includingbananasindietsisgoodforhealth.B．Bananascancurepeoplesufferingkidneycancer.C．Eatingorganicbananasprotectpeoplefromstrokes.D．Bananas

7、'abundantfiberimprovesinsulinsensitivity.3．Whatisdiscussedinthelastparagraph?A．Theuseofbananaskins.B．Thebenefitsofbananaskins.C．Theimportanceofbananaskins.D．Thewaysofchoosingorganicbananas.4．Inwhichsectionofanewspapercanwereadthispassage?A．Education.B．Health.C．Culture.D．Science.

8、【解题导语】本文反驳了“吃香蕉会使人发胖”这一错误观点，告诉大家香蕉不会使身体分泌很多胰岛素而