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高考英语一轮总复习考点集训二十一Unit2Fitforlife牛津译林版
考点集训(二十一) Unit2 Fitforlife 对应学生用书p300 一、在空白处填入1个适当的单词或括号内单词的正确形式。 1．Sleepingforeighthoursanightisbeneficial____________yourhealth. 2．WeallthinkitisTomandJackratherthanhewho____________(be) toblameforthedelayoftheproject. 3．Theteacherthinksthisstudenthasthepotential____________(accept) intoatopuniversity. 4．Therewasatime____________scholarsthoughtwomenwereverydifferentfrommen. 5．You’vemade____________manymistakesasIhave, whichmakesourteacherveryannoyed. 6．Interestrateshavefallen____________(sharp) overthelastfewweeks. 7．Jackdoesnotsubscribe____________thebeliefthatpeoplearebasicallygood. 8．Iapplaudher____________havingthecouragetotakeupchallenges. 9．Peoplearemorelikelytobecomeaddictedto____________(smoke) iftheystartatayoungage. 10．Notonly____________theyneedclothing，buttheyarealsoshortofwater. 11．Westudentsmustmakean____________(effect) learningplantoimproveourgrades. 12．Mostpeoplethinkacertainamountofstressisvitalto____________(provide) motivationandgivingpurposetolife. 13．____________(symptom) includeaheadacheandasorethroat. 14．Itastonishedhim____________shehadchangedsolittle. 15．Youhavetheabilities____________(relate) tothejobposition, sowedecidetohireyou. [答案与解析] 1．to。bebeneficialto“对……有益”。故填to。 2．are。句意：我们都认为是Tom和Jack而不是他要为工程的延误负责。此句为强调句。在“A rather than B”结构中A决定谓语动词的数。故填are。 3．tobeaccepted。thisstudent和accept之间为被动关系。故填tobeaccepted。 14 4．when。考查定语从句。句意：曾经有一段时间，学者们认为女人和男人有很大差别。分析句子结构可知，空处引导定语从句，修饰先行词atime，并在从句中作时间状语，故填when。 5．as。考查固定用法。句意：你犯的错误和我犯的一样多，这让我们的老师很生气。此处为as...as...结构，在该结构中两个as之间通常接形容词或副词的原级，但若涉及数量或程度，可用“asmuch＋不可数名词＋as...”和“asmany＋可数名词复数＋as...”，意思是“和……一样多的……”。故填as。 6．sharply。修饰动词用副词。故填sharply。 7．to。subscribeto“同意；赞成”。故填to。 8．for。applaudsb.forsth.“为……向……鼓掌”。故填for。 9．smoking。考查非谓语动词。句意：如果人们在年轻的时候就开始抽烟，他们更有可能染上烟瘾。此处to为介词，后应用动词ing形式，故填smoking。 10．do。Notonly放句首时，要部分倒装。故填do。 11．effective。考查形容词。句意：我们学生必须做一个有效的学习计划来提高我们的成绩。空格位于冠词后，名词前，需用形容词形式。故填effective。 12．providing。考查名词。句意：大多数人认为一定程度的压力对于提供动力和赋予生活目标至关重要。vitalto中的to为介词。 13．Symptoms。从and可知应填复数，symptom为可数名词。故填Symptoms。 14．that。Itastonishedsb.that...“使人吃惊的是……”。故填that。 15．related。relatedtosth./sb.相关的；有联系的。 二、阅读理解 阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。 A Adrugthatisusedtotreatseriousbleedingcouldsavethousandsoflivesformothers'givingbirth.Astudyofthedrugfounditreducedtheriskofdeathscausedbybleedingduringchildbirthbynearlyonethird.Thestudyinvolved20，000womenin21countries, mainlyinAfricaandAsia.ThetrialwascarriedoutbyLondonSchoolofHygiene&TropicalMedicine.Thedrugiscalledtranexamicacid(凝血酸).Itislowcostandresearcherssaiditdoesnotcauseserioussideeffectsformothersorbabies. 14 Thedrugisusedtotreatmothersforseriousbleedingduringchildbirth.Postpartumhemorrhage(产后出血) istheleadingcauseofmaternity(产妇的)deathworldwide, accordingtotheWorldHealthOrganization. HaleemaShakuristheprojectdirectorofthetrial.Shesaysthoughmedicalconditionsareimprovedinmanycountries, seriousbleedingafterchildbirthremainsabigprobleminsomepartsoftheworld.“It's one of the biggest killers of mothers. In Africa and Asia, about 10 percent of women will end up with serious bleeding.”Thedrugworksafteramothergivesbirth. Shakursaidthebestresultswerereportedwhenthedrugwasgiventowomenassoonaspossibleafterchildbirth.“Theearlieryougiveit—sowithinthefirstthreehoursofgivingbirth—thebettertheeffectis.” Thenextstepwillbetofindwherethedrugisneededandprovidetrainingfordoctorsandnursesonhowtouseit.Duringthetrial, womenweregiventhedruginahospital.Butresearchersarelookingforeasierwaystousethedrugsoitcanbemorewidelyusedinsmallclinicsandruralareas. ( )16.Whatcanweknowaboutthedrugaccordingtothefirstparagraph? A．Itisnotveryexpensive. B．Itcanbeusedforbabies. C．Itdoesn'tcauseanysideeffects. D．ItistriedonlyinAfricaandAsia. ( )17.Whenisthebesttimetogivethedrugtoawoman? A．Threehoursbeforegivingbirth. B．Afterfindingbleedingcan'tbecontrolled. C．Threehoursaftergivingbirth. D．Onehouraftergivingbirth. ( )18.Whatwillresearchersprobablydonext? A．Letmorepeopleknowthedrug. B．Makedoctorsandnursesknowhowtousethedrug. C．Researchhowmuchdrugisneeded. 14 D．Getpermissiontousethedrug. [语篇导读] 本文是一篇说明文，主要介绍了一种新的药物，这种药物的止血功效能够挽救许多产妇的性命。 [答案与解析] 16．A。细节理解题。根据第一段中的“Itislowcost”可知，这种药并不是很贵，故A项正确。 17．D。推理判断题。根据第四段中的“Theearlieryougiveit—sowithinthefirstthreehoursofgivingbirth—thebettertheeffectis.”可知，产妇要在生完孩子后三个小时内使用药物，而且药效是越早越好，故D项正确。 18．B。推理判断题。根据最后一段第一句“The next step will be to find where the drug is needed and provide training for doctors and nurses on how to use it.”可知，研究人员接下来要为医生和护士提供培训以让他们知道怎样使用这种药，故B项正确。 B Youhaveabackache; yourlegsarepainfulafterabasketballmatch—whatbetterthanarelaxingmassage(按摩)? Scientistsnowsaytheyhavefiguredoutthereasonwhyamassagebringscomfort.Theysayamassagechangeshowsomeofyourproteinsact.Thismakesyourmuscleslessinflamed(发炎的), accordingtotheLosAngelesTimes. Theleaderofthestudy, ProfessorMarkTarnopolskyatMcMasterUniversity, Canada, choseseveralhealthyyoungmenfortheexperiment.Heaskedthemtodoverytiringexercise.Thenhelookedathowthecellschangedintheirlegs.Afterthis, themenweregivenamassageononlyonelegandTarnopolskyrecordedanycellchangesagain. TarnopolskyandhisteamfoundthatmassagingmadetheinflammationcausedbyexercisegetbetterbecauseitweakenedtheactivityofaproteincalledNFkB. Scientistsalsonoticedthatmassaginghelpedcellsrecoverfromexercisedamage.Whenmuscleswerebeingmassaged, theamountofanotherproteincalledPGClalphaincreased.Thiskindofproteincanstimulatethegrowthofatinypartinsidecellscalledmitochondria(线粒体)． 14 Peopleusedtothinkthatmassagingeasespainbyclearingawaythelacticacid(乳酸) whichbuiltupafterexercise.However, Tarnopolskyandhisteamdidn'tseeanychangestolacticacid. ThomasBirkisaprofessoratWayneStateUniversity, US.Hesaidthatthestudywasthefirsthehadseentoanalyzemassageinsuchdepth.Hesaidtheywantedtostartresearch10yearsago, buttechnologywasnotyetgoodenough. Onedaymassagescouldbeusedtotreatinjuriesandmuscledisease.Theymayevenbeabletoreplacesomeantiinflammatorymedicines, saidBirk.But, hesaid, moreresearchisneededformasseurs(按摩师) tofigureoutthebestmassagesfordifferentdiseases. ( )19.Whatisthearticlemainlyabout? A．Anewwaytomassage. B．Thebestwaytorelaxafterdoingsports. C．Newresearchintomassages. D．Theadvantagesofamassage. ( )20.Howcanamassagebringcomfortaccordingtothearticle? A．ItweakenstheactivityoftheproteinNFkB. B．Ithelpsproteinrecoverfromexercisedamage. C．Itcanclearawaythemitochondriainmuscles. D．Itcanpreventinflammationinmuscles. ( )21.Whatdoestheunderlinedword“eases”inParagraph6probablymean? A．makeseasierB．reduces C．putsupwithD．stops ( )22.WhichofthefollowingstatementsisTRUE? A．Itwasbelievedthatmassagesclearedawaylacticacid. B．Researchintomassagesstarted10yearsago. C．Massagesareusedtotreatmusclediseasesinhospitals. D．MassageswillreducetheamountofproteinPGClalpha. [语篇导读] 人们常说，“累了就去揉一揉”。按摩为何能给人带来舒适和减轻疼痛呢？ 14 [答案与解析] 19．C。主旨大意题。全文的主旨是针对按摩的最新最深入的研究。故选C。 20．A。细节理解题。由第四段的“itweakenedtheactivityofaproteincalledNFkB”可知答案为A。 21．B。词义猜测题。ease意为“减轻，缓解”，从上文的“brings comfort”可以推出答案为B。 22．A。细节理解题。由第六段的“Peopleusedtothinkthatmassagingeasespainbyclearingawaythelacticacid(乳酸)”可知答案。虽然这一观点是错误的，但人们原来是这样认为的。故选A。 三、根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 Socialmediahasgivenrisetoacoolphenomenoncalled“selfie(自拍)”.Itreferstoapictureofyourself, usuallysharedonanysocialnetworkingwebsite. 23．________Someselfiesareextremecloseups(特写镜头), andothersshowpartofanarmheldstraightoutward.Afewofthemevenfeaturethesubjectstandinginfrontofabathroommirror. Everyonetakesselfies, buttheyoungercrowdseemtobeespeciallyinvolvedinthetrend.Youngpeoplearerelativelyheavierdigitalusers.Theyareinterestedinstayingconnectedtotheirfriends.24.________ Therearealsokindsofpsychological(心理的) factorsdrivingpeopletotakeaselfieanduploadittoasocialnetworkingsite.25.________Aquickandeasywaytoattractattentionfromothersistoget“likes”andcommentsfromfriends.Secondly, it'shumannaturetoshowoffyourowngreatachievements.Whenyoufeelgoodaboutyourselforlookgood, it'sfartooeasytotakeoutyourphoneandrecorditallthroughoneorseveralselfies.26.________That'sright.Sometimespeopleareboredatwork, boredatschool, boredathomeandevenboredonthetoilet.Lastbutnotleast, socialmediaisaboutbeingsocial!Ifthatmeansuploadingasmanyselfiesaspossible, 14 thensobeit.It'sfun, andit'sacoolwaytorecordyourownlife. Finally, therearethingstobecarefulaboutwhenyou'repostingselfies.It'seasytothinkyou'resharingaphotowithafewpeople.27.________Sodon'tpostanythingonline, theselfieespecially. A．Therearelotsofselfiestyles. B．Theriseofselfieshasbecomeuniversal. C．Butthewholeworldofsocialmediaispublicandeveryonecanseeit. D．Socialmedia, tosomeextent, isthedrivingforceoftheirselfieactivity. E．Thedesiretoget“likes”onselfiesgoesbacktobiologicalbehavior. F．Therearealsopeoplewhotakeselfiesbecausetheyhavenothingelsebettertodo. G．Theleadingfactoristhatpeoplewanttogetattentionfromasmanypeopleaspossible. [语篇导读] 本文是一篇说明文。年轻人热衷于自拍，但同时也要注意不要随意将自拍上传到网上。 [答案与解析] 23．A。空处为本段的主题句，由于本段主要介绍了多种自拍镜头，故空处应讲有很多自拍方式。故选A。 24．D。本段主要讲了社交媒体对年轻人自拍的影响，且根据下一段中的第一句话可知，此处应讲社交媒体在一定程度上是他们自拍的驱动力。故选D。 25．G。根据空后的“Aquickandeasywaytoattractattentionfromothersistoget‘likes'andcommentsfromfriends.”可知，人们自拍最主要的心理因素是希望尽可能多地得到别人的关注。故选G。 26．F。根据下文中的“Sometimes people are bored at work, bored at school, bored at home and even bored on the toilet.”可知，此处指人们有时感到无聊，除了自拍没有别的更好的事情可做。故选F。 27．C。根据空前的“It's easy to think you're sharing a photo with a few people.”与空后内容可知，此处应讲的是在网上放自拍的弊端，C项符合语境。 四、阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。 Iwasrecentlyinvitedtodinnerbyafriend.Duringthemeal, 14 the__28__oftherestaurantcameoverandsaidourmealwasfree.Iwas__29__. Hestoodtheresmilingatmeandtherewasanairof__30__. FinallyIaskedhimifheknewme.HesaidIhad__31__forgottenhim, butIhad__32__hislife.Myfriendwasquite__33__andaskedhimhowIhaddonethis. HesaidtwelveyearsagoIwasteachingastressmanagementclassandhewasoneofthe__34__. Iaskedthegroupwhattheirnumberone__35__wasandmostofthemsaiditwasfromtheirbosses. Ilistenedtoeveryone, then__36__achairandinvitedeveryonetostandonit.Iwantedthemtolookattheroomfrom__37__there.Afterthat, Iaskedthegrouptothinkabouthowtheroomlooked__38__whentheychangedtheirperspective(角度)． ThenIaskedthemto__39__theirbosses.Wasthisthesamepersonwhohad__40__theirgoodqualitiesandhiredthem? Dotheyrememberhow__41__theyweretobechosenforthejob? HesaidIlookedathimandaskedifhehadeverthankedhisbossforthe__42__toearnalivingand__43__himnewskillsandtobeabetteremployee. Hesaidhewentbacktoworkthenextdaywithathankyoucardtohis__44__. Helearnedto__45__stressinasmartway.Nowhehasbeenthemanageroftherestaurantforeightyears.HesaidIhadtaughthimto__46__lifefromdifferentperspectivesandtoexpress__47__． ( )28.A.waiterB．manager C．cookD．owner ( )29.A.satisfiedB．excited C．surprisedD．moved ( )30.A.familiarityB．understanding C．importanceD．dignity ( )31.A.hardlyB．rarely C．speciallyD．probably ( )32.A.changedB．planned C．builtD．noticed 14 ( )33.A.patientB．anxious C．curiousD．doubtful ( )34.A.employersB．students C．organizersD．teachers ( )35.A.joyB．stress C．dangerD．pride ( )36.A.removedB．broke C．heldD．took ( )37.A.downB．outside C．upD．inside ( )38.A.naturalB．different C．funnyD．strange ( )39.A.considerB．miss C．likeD．watch ( )40.A.seenB．predicted C．chosenD．improved ( )41.A.puzzledB．touched C．happyD．calm ( )42.A.abilityB．chance C．processD．luck ( )43.A.allowingB．advising C．encouragingD．teaching ( )44.A.colleagueB．customer C．bossD．parent ( )45.A.leavebehindB．dealwith C．sufferfromD．bringabout ( )46.A.lookatB．talkabout C．workonD．takeover ( )47.A.apologyB．regret C．appreciationD．sympathy 14 [语篇导读] 本文讲述了在我们的生活中，要学会从不同的角度看问题，这样我们就可以更好的理解别人。同时我们要对别人心怀感激之情。 [答案与解析] 28．B。考查名词。A.waiter服务员；B.manager经理；C.cook厨师；D.owner拥有者。根据Nowhehasbeenthemanageroftherestaurantforeightyears.可知是饭店的经理。故选B。 29．C。考查形容词。A.satisfied满意的；B.excited兴奋的；C.surprised惊讶的；D.moved感动的。根据ourmealwasfree可知当经理告诉我，这顿饭是免费的时候，我很惊讶。故选C。 30．A。考查名词。A.familiarity熟悉；B.understanding理解力；C.importance重要性；D.dignity高贵。根据Iwasteachingastressmanagementclassandhewasoneofthe__34__，可知我与这个经理是熟悉的，觉得这个经理很熟悉，anairoffamiliarity一种熟悉感，故选A。 31．D。考查副词。A.hardly几乎不；B.rarely稀少；C.specially特别；D.probably可能。我可能忘记了他，是一种猜测。故选D。 32．A。考查动词。A.changed改变；B.planned计划；C.built建筑；D.noticed注意。我改变了他的生活。故选A。 33．C。考查形容词。A.patient耐心的；B.anxious焦躁的；C.curious好奇的；D.doubtful怀疑的。根据askedhimhowIhaddonethis可知我的朋友很好奇，问他我是怎样做的。故选C。 34．B。考查名词。A.employers雇主；B.students学生；C.organizers组织者；D.teachers老师。根据Iwasteaching可知他是我的学生中的一员。故选B。 35．B。考查名词。A.joy快乐；B.stress压力；C.danger危险；D.pride骄傲。根据astressmanagementclass可知这是调整压力的课。故选B。 36．D。考查动词。A.removed移除；B.broke打破；C.held举行；D.took拿。我拿出了一把椅子，其余选项不符合语境。故选D。 37．C。考查副词。A.down下来；B.outside外面；C.up上；D.inside在里面。根据invitedeveryonetostandonit可知，学员站在椅子上，是站在上面看这个屋子。故选C。 38．B。考查形容词。A.natural自然的；B.different不同的；C.funny快乐的；D.strange奇怪的。changedtheirperspective(角度)。从不同的角度看这个世界会有不同。故选B。 14 39．A。考查动词。A.consider考虑；B.miss想念；C.like喜欢；D.watch看。我让他们想一下自己的老板。故选A。 40．A。考查名词。A.seen看见；B.predicted预测；C.chosen选择；D.improved提升。根据theirgoodqualitiesandhiredthem可知，这是因为看见了他们身上的良好的品质才会雇佣他们。故选A。 41．C。考查形容词。A.puzzled疑惑；B.touched触摸；C.happy快乐；D.calm平静。根据tobechosenforthejob可知当自己被选中这个工作的时候应该是很快乐。故选C。 42．B。考查名词。A.ability能力；B.chance机会；C.process过程；D.luck幸运。雇佣他们是给他们提供了一个养家糊口的机会。故选B。 43．D。考查动词。A.allowing允许；B.advising建议；C.encouraging鼓励；D.teaching教。教授他们新的技能。故选D。 44．C。考查名词。A.colleague同事；B.customer消费者；C.boss老板；D.parent父母。根据thankedhisbossforthe__42__toearnaliving可知是要感谢自己的老板。故选C。 45．B。考查动词短语。A.leavebehind落后；B.dealwith处理；C.sufferfrom遭受；D.bringabout引起。他学会了如何处理自己的压力。故选B。 46．A。考查动词短语。A.lookat看；B.talkabout谈论；C.workon起作用；D.takeover接管；从另一个角度看世界。故选A。 47．C。考查名词。A.apology道歉；B.regret后悔；C.appreciation感激；D.sympathy同情心。根据hewentbacktoworkthenextdaywithathankyoucard可知是从另一个角度看这个世界，并且学会感恩。故选C。 五、阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。 “The grass is always greener on the other side of the fence.”That'soneofthebestknownold48.____________(say) inEnglish.Itmeansotherplacesoftenlookbetter, moreinterestingthantheplace49.____________youlive. Troublesinlifearesure50.____________(appear)ifwealwaysthinkthatway.Wewillnotbeabletoseethegoodnessofourownlives, 51.____________(believe) thatwehavenothinggoodtoworkwith.We'lllosefocus, selfconfidence, andevenhope.Wemightfeelsadand52.____________(anxiety), feelingthatwhatwehavecannoteverbeenough.53.____________(bad) still, 14 itleadsustoturnawayfromthemaintaskoflife—tomakethemostofwhatwehave. Infactthegrassisnotalwaysgreenerontheothersideofthefence.Itonlyappearsthatway.Thegrassisthegreenestwhereit54.____________(water).Whencrossingoverfences, carrywater55.____________youandtakegoodcareofthegrass.Thewaytohappinessis56.____________(actual) quitesimple—thesecretistolearntovaluewhatyouhave57.____________nottoenvywhatyoudon'thave. [语篇导读] 本文是一篇哲理类议论文。珍惜已有的，不要老是想你得不到的，这样你的生活才会有滋有味。 [答案与解析] 48．sayings。考查名词。句意：这是英语中最著名的一句古语。此句中的of说明此空应该用名词形式；又因为“oneof＋the＋形容词最高级＋名词复数”为固定搭配，意为“最……之一”，故此处应用名词的复数形式。故填sayings。 49．where。考查定语从句。句意：这意味着通常其他地方看起来更好，比你自己住的地方更有趣。空处引导定语从句，并在从句中作地点状语，修饰先行词theplace，故用关系副词where。故填where。 50．toappear。考查固定用法。句意：如果我们总是这样想，生活中一定会出现麻烦。besuretodo“一定要……”，为固定用法。故填toappear。 51．believing。考查非谓语动词。句意：我们将无法看到生命的美好，而去相信没有什么美好的东西来陪伴我们。We和believe是逻辑上的主谓关系，因此用动词ing形式短语作状语。故填believing。 52．anxious。考查形容词。句意：我们可能会感到悲伤和焦虑，觉得我们所拥有的永远不够。分析句子结构可知，and连接两个并列的形容词作表语，故填anxious。 53．Worse。考查比较级。句意：更糟的是，它使我们偏离了生活的主要任务——充分利用我们所拥有的。Worsestill“更糟糕的是”，是固定词组。故填Worse。 54．iswatered。考查时态和语态。句意：在浇水的地方生长的草是最绿的。it(Thegrass)和water之间是被动关系，因此用被动语态；再根据全文时态可知，应用一般现在时。故填iswatered。 55．with。考查介词。句意：越过栅栏时，记得随身携带水， 14 并爱护草地。此处意思是“随身带上”，故用介词with。故填with。 56．actually。考查副词。句意：通往幸福的道路其实很简单。此处用副词修饰整句话。故填actually。 57．and。考查连词。句意：秘诀就是要学会珍惜那些你所拥有的，不羡慕那些你所没有的。空处前后为并列关系，故用and连接。故填and。 六、概要写作 阅读下面短文，根据其内容写一篇60词左右的内容概要。 YoumayknowallaboutvitaminC，butdoyouknowwhyvitaminDisalsoimportanttoyourbody？ExpertsfromtheChildren'sHospitalinBoston，US，havesaidthatsometeensdon'tgetenoughofthisimportantnutrient. VitaminDcanhelpbonesandmusclesgrowstrongandhealthy.IfapersonisshortofvitaminD，heorshemayhaveproblemslikerickets(佝偻病) andosteoporosis.Ricketsismainlyfoundinchildren.Osteoporosis, thethinningofbone, isacommonproblemaspeoplegetolder. StudiesintheseyearshavefoundthatvitaminDmayalsohaveotheruses.IfsomeoneisshortofvitaminD, hemayhaveheartproblemsordiefromsomecancers. TheeasiestwaytogetvitaminDisfromsunlight.Butmanypeopleworryaboutgettingskincancerandskindamagefromthesun.Also, evenskincolorhasaninfluence.DarkerskinnedpeoplegetlessvitaminDthanlighterskinnedpeople.OlderpeoplegetlessvitaminDthanyoungerpeople.Youcanalsogetitfromfoods.Somefoodsuchascheeseandeggyolks(蛋黄) havesomevitaminD．ButmostofvitaminDintheAmericandietcomesfromfoodlikemilkwiththevitaminadded. NowmoredoctorsaretestingforvitaminDintheirpatients.ButsomedoctorsworrythatifpeopletaketoomuchvitaminD, itmightbebadfortheirbody.Atthesametime, skindoctorstellpeopletobecarefulwithsunlight. ________________________________________________________________________ ________________________________________________________________________ ________________________________________________________________________ 14 ________________________________________________________________________ ________________________________________________________________________ [参考范文] VitaminDisasimportantasvitaminCwhichyouhaveknownbetter.(要点1) VitaminDcanhelpbonesandmusclesgrowstrongandhealthyandhelpyoudecreasetheriskofhavingheartproblemsordyingfromsomecancers.(要点2)YoucangetvitaminDfromsunlightorfoodeasily.(要点3) ButtakingtoomuchvitaminDisalsonotagoodthingforpeople.(要点4) 14查看更多