首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Every living thing has what scientists call a biological clock that controls behavior. It tells plants when to【C1】______ flowers
Every living thing has what scientists call a biological clock that controls behavior. It tells plants when to【C1】______ flowers
admin
2010-11-02
83
问题
Every living thing has what scientists call a biological clock that controls behavior. It tells plants when to【C1】______ flowers and insects when to leave protective cocoon (茧)and fly away. And it tells animals and human beings when to【C2】______ , sleep and seek food. It controls our body temperatures, the【C3】______ of some hormones and even dreams.
Events【C4】______ the plant and animal affect its actions. Scientists recently found that a tiny animal called Siberian hamster changes the color of its【C5】______ because of the number of hours of【C6】______ . In shorter days of winter its fur becomes white. The fur becomes gray-brown in longer【C7】______ of daylight in summer.
【C8】______signals control other biological clocks. German scientists found that some internal one seems to order birds to begin their【C9】______ flights two times each year. Birds prevented from flying become【C10】______ when it is time for the trip.【C11】______ they become calm again when the time of the flight has ended. A mix of outside and internal events controls some biological clocks; such things as heartbeat and the daily change from sleep to walking take place because of both external and internal signals.
Scientists are beginning to learn【C12】______ parts of the brain contain the biological clocks. A researcher at Harvard University, Dr. Martin Moore Ede, said a small group of cells near the front of the brain seemed to control the【C13】______ of some of our actions. Probably there are other cells to control other body activities. He is studying【C14】______ they affect the way we do our work. Most of us have great difficulty if we【C15】______ often change to different work hours.【C16】______ can take many days for a human body to【C17】______ a major change in work hours. Industrial officials should have a better【C18】______ of biological clocks and how they affect workers. He said such an understanding could【C19】______ sickness and accidents at work, and would help increase【C20】______ .
【C17】
选项
A、adapt
B、adjust
C、adopt
D、accept
答案
D
解析
动词辨析题。根据上下文和自己的生活经验可以判断:人体需要很多天来适应工作时间的大调整。比较选项,只有accept接近题意。
转载请注明原文地址:https://kaotiyun.com/show/DLs7777K
0
大学英语六级
相关试题推荐
Moreandmore,theoperationofourbusiness,governments,andfinancialinstitutionsarecontrolledbyinformationthatexists
A、HeputfileinformationontopofhisdeskB、Hedoesn’tknowtheanswerrightnow.C、Thetopofhisheadhurts.D、He’snotsur
A、Useagoodmicrophone.B、Usesmallerrooms.C、Remainthesameinthevolume.D、Nottoshout.D
PassageOneAliceWalkermakesherlivingbywriting,andherpoems,shortstories,andnovelshavewonmanyawardsandfell
PassageOneAliceWalkermakesherlivingbywriting,andherpoems,shortstories,andnovelshavewonmanyawardsandfell
Agoodwaytogetinformationforessaysandreportsistointerviewpeoplewhoarcexpertsinyour【S1】______topicorwho
Iamoneofthemanycitypeoplewhoarealwayssayingthatgiventhechoicewewouldprefertoliveinthecountryawayfromth
Thenewsystemnowallowsfaxestobesentroundtheworld______(以最省事、最安全的方式).
Intheatmosphere,carbondioxideactsratherlikeaone-waymirror—theglassintheroofofagreenhousewhichallowsthesun’s
Intheatmosphere,carbondioxideactsratherlikeaone-waymirror—theglassintheroofofagreenhousewhichallowsthesun’s
随机试题
刮削器使用一次后,只要可以使用,就不需要检修刀片、检查弹簧。()
A、小檗碱B、麻黄碱C、伪麻黄碱D、东莨菪碱E、山莨菪碱其分子结构中具氧环的是
用于胆汁酸的含量测定的是()。
观察颅脑损伤患者时,下列哪一项提示为急性颅内压增高早期表现
甲诉乙侵权纠纷一案,法院适用普通程序对案件进行审理,在答辩期满之前双方当事人同意进行调解。则关于本案的调解,下列说法中正确的是:()
开庭审判过程中,一名陪审员离开法庭处理个人事务,辩护律师提出异议并要求休庭,审判长予以拒绝,四十分钟后陪审员返回法庭继续参与审理。陪审员长时间离开法庭的行为违背下列哪一审判原则?(2013年卷二37题,单选)
甲单位为一家中央级事业单位,已执行政府会计准则制度,为了把工作做得更加扎实,甲单位总会计师组织召开由财务处、采购中心、资产管理处等部门负责人参加的工作会议,与会人员就近期工作进行了交流。有关资料如下:(1)关于预算管理。甲单位在预算执行中涉及如下事项
下列各项中,企业可以采用发出存货成本计价方法的有()。
Untilafewyearsagomostexpertsbelievedthatyoungchildrencouldn’tlieThelatedevelopmentalpsychologistJeanPiagetbel
不等式3|x-2|+x≤10的解集为()。
最新回复
(
0
)