初三英语阅读全真精练(一)含答案.doc

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1、初三英语阅读全真精讲(一)北京市阅读下面A、B、C三篇短文。根据短文内容从每题所给的四个选项中选择最佳选项。ASometimes,peoplearenotclearaboutwhatkindoffoodishealthy,andwhatkindoffoodmaydoharmtoourhealth.TheUSDAhaspreparedafoodguidetohelppeoplelearnaboutwhichkindoffoodisthehealthiesttoeat.Thefoodguidedescribessixmainfoodgroups:mea

2、t(likefishandchicken),dairy(likemilkandcheese),grains(likebreadandrice),fruit,andvegetables.Thelastgroupisfatsandsweets.TheUSDAalsosuggests(建议)howmuchofeachfoodgroupishealthytoeatdaily.ThoughthisguidewaspreparedbytheUSgovernment,itisveryusefulforpeopleallovertheworld.Asaresult

3、ofyearsofstudy,weknowthattoomuchanimalfatisbadforourhealth.Forexample,Americanseatalotofmeatandonlyasmallamount(量)ofgrains,fruitandvegetables.Becauseofthewaytheyeat,theyhaveahighrate(率)ofcancer(癌症)andheartdisease.InJapan,peopleeatlargeamountsofgrainsandverylittlemeat.TheJapane

4、sealsohaveaverylowrateofcancerandheartdisease.TheJapaneselivelongerthananyoneelseintheworld.However,whenJapanesepeoplemovetotheUS,therateofheartdiseaseandcancergoesupastheireatinghabitchanges.Andashamburgers,icecreamsandotherhigh-fatfoodsbecomepopularinJapan,therateofheartdise

5、aseandcancerisgoingupthereaswell.Peoplearealsoeatingmoremeatanddairyfoodinothercountries,inwhichthediseaserateisgoingupalongwiththechangeofthewaypeopleeat.Doctorseverywheresuggestpeopleeatmoregrains,fruitandvegetablesandlessmeatanddairyfood.Eatinghealthilyisimportantforchildre

6、naswellastheirparents.Whenparentshavepooreatinghabits,theirchildrenusuallydo,too.Afterall,childreneat‘thesamewayastheirparents.Whenparentseathealthyfood,thechildrenwilllearntoenjoyit,too.Thentheywilldevelopgoodeatinghabits.Doctorssuggestparentsgivetheirchildrenhealthierfoodsu

7、chasfruit,vegetablesandjuice.Everyonewantstolivealong,healthylife.Weknowthatthefoodweeataffects(影响)usindifferentways.Forexample,doctorsbelievethatfruitandvegetablescanreallyprotectpeoplefrommanydifferentdiseases.Ontheotherhand,animalfatcancause(引起)diseases.Wecanchangeoureati

8、nghabitsnowandenjoymanyyearsofhealthyliving.51.WhatistheUSDAi