- 閱讀理解A
題干：Weallknowthatthenormalhumandailycycleofactivityisofsome7-8hours’sleepalternationwithsome16-17hours’wakefulnessandthat,broadlyspeaking,thesleepnormallycoincideswiththehoursofdarkness.Ourpresentconcerniswithhoweasilyandtowhatextentthiscyclecanbemodified.Thequestionisnomereanacademicone.Theease,forexample,withwhichpeoplecanchangefromworkinginthedaytoworkingatnight,isaquestionofgrowingimportanceinindustrywhereautomationcallsforround-the-clockworkingofmachines.Itnormallytakesfromfivedaystooneweekforapersontoadapttoareversedroutineofsleepandwakefulness,sleepingduringthedayandworkingatnight.Unfortunately,itisoftenthecaseinindustrythatshiftsarechangedeveryweek;apersonmayworkfrom12midnightto8a.m.oneweek,8a.m.to4p.m.thenext,and4p.m.to12midnightthethird,andsoon.Thismeansthatnosoonerhashegotusedtooneroutinethanhehastochangetoanother,sothatmuchofhistimeisspentneitherworkingnorsleepingveryefficiently.Theonlyrealsolutionappearstobetohandoverthenightshifttoanumberofpermanentnightworkers.AninterestingstudyofthedomesticlifeandhealthofnightshiftworkerswascarriedoutbyBrownin1957.Shefoundahighincidence（發(fā)生率）ofdisturbedsleepandotherdisordersamongthoseonalternatingdayandnightshifts,butnoabnormaloccurrenceofthesephenomenaamongthoseonpermanentnightwork.Thislattersystemthenappearstobethebestlong-termpolicy,butmeanwhilesomethingmaybedonetorelievethestrainsofalternatedayandnightworkbyselectingthosepeoplewhocanadaptmostquicklytothechangesofroutine.Onewayofknowingwhenapersonhasadaptedisbymeasuringhisbodytemperature.Peopleengagedinnormaldaytimeworkwillhaveahightemperatureduringthehoursofwakefulnessandalowoneatnight;whentheychangetonightwork,thepatternwillonlygraduallygobacktomatchthenewroutineandthespeedwithwhichitdoessoparallels,broadlyspeaking,theadaptationofthebodyasawhole,particularlyintermsofperformance.Therefore,bytakingbodytemperatureatintervalsoftwohoursthroughouttheperiodofwakefulnessitcanbeseenhowquicklyapersoncanadapttoareversedroutine,andthiscouldbeusedasabasisforselection.Sofar,however,suchaformofselectiondoesnotseemtohavebeenappliedinpractice.
題目：Why is the question of “how easily people can get used to working at night” not a mere academic question?（） - A 、Because few people like to reverse the cycle of sleep and wakefulness
- B 、Because sleep normally coincides with the hours of darkness
- C 、Because people are required to work at night in some fields of industry
- D 、Because shift work in industry requires people to change their sleeping habits
掃碼下載億題庫(kù)
精準(zhǔn)題庫(kù)快速提分
參考答案【正確答案：D】
本題問(wèn)“人們能否迅速地適應(yīng)晚上工作為什么不再是一個(gè)純學(xué)術(shù)問(wèn)題”，要求考生按照文章內(nèi)容進(jìn)行推斷。文章說(shuō)到，自動(dòng)化生產(chǎn)要求機(jī)器24小時(shí)不停地工作，工人也要分3班晝夜輪流工作，因而人們?cè)O(shè)法適應(yīng)這種情況是實(shí)際生活的需要。因此選項(xiàng)D是答案。選項(xiàng)C只是說(shuō)在某些行業(yè)要上夜班，并未提及倒班，不是本題問(wèn)及的內(nèi)容。選項(xiàng)A和選項(xiàng)B與文章內(nèi)容沒(méi)有聯(lián)系。
您可能感興趣的試題- 1 【閱讀理解A】Why can Sarah Palin’s makeup artist get higher salary?（）
- A 、The cost of elective cosmetic surgery presents a surging tendency
- B 、Sarah Palin was scorned for her unattractive look by the media
- C 、It is an inevitable social phenomenon
- D 、The bias of looks makes celebrities pay more attention to their appearances
- 2 【閱讀理解A】 It can be learned from Paragraph 3 that young people tend to（）.
- A 、favor a slower life pace
- B 、hold an occupation longer
- C 、attach importance to pre-marital finance
- D 、give priority to childcare outside the home
- 3 【閱讀理解A】 Why can't we divide film into various elements for analysis?（）
- A 、Because these elements cannot be separated for appreciation as a whole
- B 、Because films cannot be written down to analyze
- C 、Because films elements are too complicated to divide
- D 、Because films need not to be analyzed in detail
- 4 【閱讀理解A】According to the passage, why are people more likely to tell the truth through certain media ofcommunication ？
- A 、They are afraid of leaving behind traces of their lies.
- B 、They believe that honesty is the best policy.
- C 、They tend to be relaxed when using those media.
- D 、They are most practiced at those forms of communication.
- 5 【閱讀理解A】From Paragraph 2，we can infer that people would attribute the author's failures to_____.
- A 、the very fact that she is a woman
- B 、her involvement in gender politics
- C 、her over-confidence as a female astrophysicist
- D 、the burden she bears in a male-dominated society
- 6 【閱讀理解A】Why aren’t people enjoying better lives when they have jobs?
- A 、Because many families are divorced.
- B 、Because government aid is now rare.
- C 、Because their wages are low.
- D 、Because the cost of living is rising.
- 7 【閱讀理解A】Why can businessmen make money in the emerging elder market?
- A 、Retirees are more generous in spending money.
- B 、They can employ more gerontologists.
- C 、The elderly possess an enormous purchasing power.
- D 、There are more elderly people working than before.
- 8 【閱讀理解A】Why do people feel squeezed when their average income rises considerably?
- A 、Their material pursuits have gone far ahead of their earnings.
- B 、Their purchasing power has dropped markedly with inflation.
- C 、The distribution of wealth is uneven between the rich and the poor.
- D 、Health care and educational cost have somehow gone out of control.
- 9 【閱讀理解A】How do some people react to women’s appropriation of men’s language forms as reported in theJapanese media?
- A 、They call for a campaign to stop the defeminization.
- B 、The see it as an expression of women’s sentiment.
- C 、They accept it as a modern trend.
- D 、They express strong disapproval.
- 10 【閱讀理解A】Why can many people see “silver linings” to the economic slowdown?
- A 、They would benefit in certain ways.
- B 、The stock market shows signs of recovery.
- C 、Such a slowdown usually precedes a boom.
- D 、The purchasing power would be enhanced.
熱門試題換一換
- The sailor（）time to visit his family before the ship went to sea.
- 有著悠久歷史的肯尼亞國(guó)家自然公園以野生動(dòng)物在其中自由出沒(méi)而著稱。在這個(gè)公園中，已經(jīng)有10多年沒(méi)有出現(xiàn)灰狼了。最近，公園的董事會(huì)決定引進(jìn)灰狼。董事會(huì)認(rèn)為，灰狼不會(huì)對(duì)游客造成危害，因?yàn)榛依堑牧?xí)性是避免與人接觸的；灰狼也不會(huì)對(duì)公園中的其他野生動(dòng)物造成危害，因?yàn)楣珗@為灰狼準(zhǔn)備了足夠的家畜如山羊、兔子等作為食物。 以下各項(xiàng)如果為真，都能加強(qiáng)題干中董事會(huì)的論證，除了（）。
- 注重對(duì)孩子的自然教育，讓孩子親身感受大自然的神奇與美妙，可促進(jìn)孩子釋放天性，激發(fā)自身潛能。而缺乏這方面教育的孩子容易變得孤獨(dú)，道德、情感與認(rèn)知能力的發(fā)展都會(huì)受到一定影響。 以下哪項(xiàng)與以上陳述方式最為類似（）。
- 取出的數(shù)中含5但不含3的取法有多少種？
- 孔智、孟睿、荀慧、莊聰、墨靈、韓敏等6人組成一個(gè)代表隊(duì)參加某次棋類大賽，其中兩人參加圍棋比賽，兩人參加中國(guó)象棋比賽，還有兩人參加國(guó)際象棋比賽。有關(guān)他們具體參加比賽項(xiàng)目的情況還需滿足以下條件： （1）每位選手只能參加一個(gè)比賽項(xiàng)目； （2）孔智參加圍棋比賽，當(dāng)且僅當(dāng)，莊聰和孟睿都參加中國(guó)象棋比賽； （3）如果韓敏不參加國(guó)際象棋比賽，那么墨靈參加中國(guó)象棋比賽； （4）如果荀慧參加中國(guó)象棋比賽，那么莊聰不參加中國(guó)象棋比賽； （5）荀慧和墨靈至少有一人不參加中國(guó)象棋比賽。 如果莊聰和孔智參加相同的比賽項(xiàng)目，且孟睿參加了中國(guó)象棋比賽，那么可以得出以下哪項(xiàng)（）。
- 如果 分別是△ABC的∠A，∠B，∠C的外角，則∠BAC =20°。（） （1） （2）
- By saying “spending of any sort became deeply unfashionable”(Para.3), the author suggests that（）.
- （11）
- With the increased use of high-tech communications equipment, businesspeople_____.
- The writer mentioned the case of the United States to justify the policy of_____.
億題庫(kù)—讓考試變得更簡(jiǎn)單
已有600萬(wàn)用戶下載
Bm9D5