2019中考英语二轮复习 阅读理解基础编题

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1、2019中考英语阅读理解基础编题【实战训练】A（2019中考科普环保类选练）Todaythereare6billionpeopleontheearth.Bytheyear2050theremaybe12.5billion.Thismeansweneedmorefood.Onewaytoproducemorefoodisbygrowingstrongerplants.Forthousandsofyears,farmershavemadeplantsbetter.Everyseason,theypic

2、kthebestplantsforthenextseason.Itworksveryslowly.Since1983,scientistshavebeenabletochangeplantsmorequicklybychangingtheirgeneticmaterial(遗传物质).Foodsfromplantsgrowninthiswayarecalledgeneticallymodifiedfoods(转基因食品),orGMfoods.Bychangingthegeneticmaterial

3、ofaplant,itispossibletomakenewplants.Theymakeplantswhicharestrongagainstplantdiseases.Theycanalsohelpinourdiseases:akindofriceisbeingprepared(准备),forexample,whichstopspeoplefrombecomingblind.RichcountriesproduceGMfoodbecausetheyareeasytogrowandbringin

4、moremoney.Poorcountriesareinterestedinthembecausetheyhelpproducemorefood.GMplantsarenotnatural.Nooneknowshowgoodorbadtheyare.MakingGMfoodsisonlyonewayoffeedingpeoplein2050.Therearestrongfeelingsagainstthem,becausetheyareunnatural.Theymayfeedpeople,the

5、nhurtthemortheirchildrenlater.But,bothrichandpoorcountriesareveryinterestedintheiruse,andtheyarenotgoingtogoaway.In2050wemaythinkdifferentlyaboutthem.1．GMfoodsaremadeby  .                                                  A．farmers   B．workers   C．scie

6、ntists D．plants2．WhatarethegoodthingsaboutGMfoods?                                         A．Theymakeplantsstrongagainstdiseases.      B．Theyareunnatural.      C．Theycanhelpinhumandiseases.      D．BothAandC.3．GMfoods   .                               

7、                            A．areaquickwaytoproducefood   B．growinthewild      C．aresafe          D．aregrownonlyinrichcountries4．WhydosomepeoplenotlikeGMfoods?                                           A．Theyarenotuseful.B．Theyarenothelpful.      C．Th

8、eyarenotnatural.      D．Theyarenotcheap.5．Fromthereadingweknowthat .                                           A．GMfoodswilldisappearonedayinthefuture      B．GMfoodswillnotdisappearinthefuture      C．peoplewillnotbeinterestedinGMfood      D．pe