- 阅读理解A
题干：Itisworthlookingatoneortwoaspectsofthewayamotherbehavestowardsherbaby.Theusualfondling,cuddlingandcleaningrequirelittlecomment,butthepositioninwhichsheholdsthebabyagainstherbodywhenrestingisratherrevealing.CarefulAmericanstudieshavedisclosedthefactthat80percentofmotherscradletheirinfantsintheirleftarms,holdingthemagainsttheleftsideoftheirbodies.Ifaskedtoexplainthesignificanceofthispreferencemostpeoplereplythatitisobviouslytheresultofthepredominanceofright-handednessinthepopulation.Byholdingthebabiesintheirleftarms,themotherskeeptheirdominantarmfreeformanipulations.Butadetailedanalysisshowsthatthisisnotthecase.True,thereisaslightdifferencebetweenright-handedandleft-handedfemales,butnotenoughtoprovideanadequateexplanation.Itemergesthat83percentofright-handedmothersholdthebabyontheleftside,butthensodo78percentofleft-handedmothers.Inotherwords,only22percentoftheleft-handedmothershavetheirdominanthandsfreeforactions.Clearlytheremustbesomeother,lessobviousexplanation.Theonlyothercluecomesfromthefactthattheheartisontheleftsideofthemother'sbody.Coulditbethatthesoundofherheart-beatisthevitalfactor?Andinwhatway?Thinkingalongtheselines,itwasarguedthatperhapsduringitsexistenceinsidethebodyofthemother,thegrowingembryo(胎儿)becomesfixated('imprinted')onthesoundoftheheartbeat.Ifthisisso,thenthere-discoveryofthisfamiliarsoundafterbirthmighthaveacalmingeffectontheinfant,especiallyasithasjustbeenthrustintoastrangeandfrighteninglynewworldoutside.Ifthisisso,thenthemother,eitherinstinctivelyorbyanunconsciousseriesoftrialsanderrorswouldsoonarriveatthediscoverythatherbabyismoreatpeaceifheldontheleftagainstherheart,thanontheright.Thismaysoundfar-fetched,buttestshavenowbeencarriedoutwhichrevealthatitisneverthelessthetrueexplanation.
题目：Seventy-eight percent of left-handed mothers hold their babies on the left side. This fact contradict the theory（）. - A 、that the holding of the babies on the left is the result of the heart-beating on the left
- B 、that the holding of the babies on the left is the result of the predominance of right-handedness in the population
- C 、that the holding of the babies on the left is the result of the predominance of left-handedness in the population
- D 、that the holding of the babies on the left is the result of the heart-beating on the right
扫码下载亿题库
精准题库快速提分
参考答案【正确答案：B】
推断题。78%的以左手为主的母亲也是左手兜住自己的孩子，与…it is obviously the result of the predominance of right-handedness in the population. By holding the babies in their left arms, the mothers keep their dominant arm free for manipulations. “人们以右手为主的这种优势造成的结果。母亲用自己的左手抱住婴儿，从而就能腾出自己主要的手臂来从事各种操作。”相悖。因此选B。
您可能感兴趣的试题- 1 【单选题】Around 80 percent of the（）characteristics of most white Britons have been passed down from afew thousand Ice Age hunters.
- A 、intelligible
- B 、random
- C 、spontaneous
- D 、genetic
- 2 【单选题】Alan has scarcely( )left in the house.
- A 、everything
- B 、anything
- C 、nothing
- D 、something
- 3 【单选题】The audience( )so large that no seat was left unoccupied in the great hall.
- A 、is
- B 、are
- C 、was
- D 、has
- 4 【填空题】I_____ (begin) to watch TV at eight last night.Mary_____ (come) at eight thirty.I_____(watch) TV when Mary came.
- 5 【阅读理解A】Most people think that mothers hold their babies in their left arms（）.
- A 、because of the fact that the heart is on the left side of the mother's body
- B 、because of the fact that the heart is on the left side of the baby's body
- C 、in order to keep their left arms free for other work
- D 、in order to keep their right arms free for other work
- 6 【写作】Suppose your class is to hold a charity sale for kids in need of help. Write your classmates an email to 1) inform them about the details and 2)encourage them to participate. You should write about 100 words on the ANSWER SHEET. Do not use your own name. Use “Li Ming” instead. Do not write your address.
- 7 【阅读理解A】 Radesky’s food-testing exercise shows that mothers’ use of devices （）.
- A 、takes away babies’ appetite
- B 、distracts children’s attention
- C 、slows down babies’ verbal development
- D 、 reduces mother-child communication
- 8 【完形填空】（1）
- A 、high
- B 、highly
- C 、sharply
- D 、hardly
- 9 【写作】Directions:Suppose your class is to hold a charity sale for kids in need of help. Write your classmates an email to1)inform them about the details, and2)encourage them to participate.
- 10 【阅读理解A】Dr. Myers and other researchers hold that_____.
- A 、people should look for a baseline that can work for a longer time
- B 、fisheries should keep their yields below 50% of the biomass
- C 、the ocean biomass should restored to its original level
- D 、people should adjust the fishing baseline to the changing situation
热门试题换一换
- All human beings have a comfortable zone regulating the（）they keep from someone they talkwith.
- 已知是等差数列，是其n项和，若的值是（）。
- 总经理：快速而准确地处理订单是一项关键的商务工作。为了增加利润，我们应当用电子方式而不是继续用人工方式处理客户订单，因为这样订单可以直接到达公司相关业务部门。 董事长：如果用电子方式处理订单，我们一定会赔钱。因为大多数客户喜欢通过与人打交道来处理订单。如果转用电子方式，我们的生意就会失去人情味，就难以吸引更多的客户。 以下哪项最为恰当地概括了上述争论的问题（）。
- S市持有驾驶证的人员数量较五年前增加了数十万，但交通死亡事故却较五年前有明显减少。由此可以得出结论：目前S市驾驶员的驾驶技术熟练程度较五年前有明显提高。 以下各项如果为真，都能削弱上述论证，除了（）。
- 在一次重大国际田径赛上，某著名长跑运动员顺利进入10000米决赛。根据以往的成绩，只要她不违规，冠军非她莫属。然而，出乎意料的是她没有得到金牌。 以下除了哪项，都可能是该运动员与金牌无缘的原因（）。
- 3个3口之家一起观看演出，他们购买了同一排的9张连座票，则每一家的人都坐在一起的不同坐法有（）。
- 已知圆，则圆B和圆A相切。 （1）圆 （2）圆
- 已知△ABC和满足，则△ABC与，的面积之比为（）。
亿题库—让考试变得更简单
已有600万用户下载
mOppa