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
Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest
Human vision like that of other primates has evolved in an arboreal environment. In the dense complex world of a tropical forest
admin
2011-01-02
72
问题
Human vision like that of other primates has evolved in an arboreal
environment. In the dense complex world of a tropical forest, it is more
important to see well to develop an acute sense of smell, in the 【M1】______
course of evolution members of the primate line has acquired large 【M2】______
eyes while the snout has shrunk to give the eye an unimpeding view. 【M3】______
Of mammals only humans and some primates enjoy color vision. The red
flag is black to the bull. Horses live in a monochrome world. Light visible to
human eyes, therefore, occupies only a very narrow band in the whole 【M4】______
electromagnetic spectrum. Ultraviolet rays are invisible to humans though
ants and honeybees are insensitive to them. Humans have no direct perception 【M5】______
of infrared rays like the rattlesnake that has receptors tuned into 【M6】______
wavelengths longer than 0.7 micron. The world would look eery different 【M7】______
if human eyes are sensitive to infrared radiation. Then instead of the darkness 【M8】______
of night, we would be able to move easily in a strange shadowless world
where objects glowed with varying degrees of intensity. But human eyes excel
in other way. They are in fact remarkably discerning in color gradation. 【M9】______
The color sensitivity of normal human vision is rarely surpassed even 【M10】______
sophisticated technical devices.
【M10】
选项
答案
在even后增加by,
解析
词法错误,介词缺失。该句为被动语态,句末的短语sophisticated technical devices(复杂的技术设备)是动作的施动者,前面应该加上介词by才行。
转载请注明原文地址:https://kaotiyun.com/show/DGeO777K
0
专业英语八级
相关试题推荐
ProblemsoftheComputerAgeComputerplaysmoreandmoreimportantrolesinourdailylife.Isthereadarksidetothecomp
ProblemsoftheComputerAgeComputerplaysmoreandmoreimportantrolesinourdailylife.Isthereadarksidetothecomp
A、Itslocationforviewingintheworld.B、Itstimingonthecalendar.C、Itsmovementacrossthesky.D、Itsbeautifulscene.B对于
AustralianTherearetwocommonsetimagesoftheAustralianmale:a)the【1】______andNeanderthalmale--greatforabi
AustralianTherearetwocommonsetimagesoftheAustralianmale:a)the【1】______andNeanderthalmale--greatforabi
IntroductiontoM.deI’AubepineM.deI’Aubepineisunknowntomanyofhiscountrymen,aswellastothestudentsoffore
TheDeathofaSpouseFormuchoftheworld,thedeathofRichardNixonwastheendofacomplexpubliclife.Butresearchers
Formuchoftheworld,thedeathofRichardNixonwastheendofacomplexpubliclife.Butresearcherswhostudybereavementwo
TheseparationofpowersintheU.S.isamong______.
随机试题
recognizetalkinaffordexpectcheapatreassurechatsoullirecatch
Solittle______aboutchemistrythatthelecturewascompletelybeyondme.
A.病理性第二心音分裂B.第三心音C.主动脉瓣关闭不全D.二尖瓣狭窄E.肺动脉瓣关闭不全左侧卧位时舒张期杂音清楚提示
砖砌体的转角处和交接处应同时砌筑,严禁无可靠措施的内外墙分砌施工。对不能同时砌筑而又必须留置的临时间断处应砌成斜槎,斜槎水平投影长度不应小于高度的()。
巴塞尔委员会将商业银行面临的风险划分为八大类,关于这八大类风险的说法,正确的有()。
产出
血液中的高浓度脂肪蛋白质含量的增加,会使人体阻止吸收过多胆固醇的能力增加,从而降低血液中的胆固醇。有些人通过有规律的体育锻炼和减肥,能明显地增加血液中高浓度脂肪蛋白的含量。以下哪项,作为结论从上述题干中推出最为恰当?
—MayIusethistelephone?—______
A、onedayB、twodaysC、oneweekD、twoweeksD
Hollywood’strueheroesarelosingtheirjobs.Stuntpeople(替身演员)whoentertainedcinema-goersbyfallingforthesky,swimming
最新回复
(
0
)