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
The Greatest Mystery of Whales The whale is a warm-blooded, air-breathing animal, giving birth to its young alive, sucking t
The Greatest Mystery of Whales The whale is a warm-blooded, air-breathing animal, giving birth to its young alive, sucking t
admin
2014-03-13
83
问题
The Greatest Mystery of Whales
The whale is a warm-blooded, air-breathing animal, giving birth to its young alive, sucking them—and, like all mammals, originated on land. There are many【C1】______of this. Its front flippers(鳍状肢), used for steering and stability, are traces of feet.
Immense strength is【C2】______into the great body of the big whales, and in fact most of a whale’ s body is one gigantic muscle. The blue whale’ s pulling strength has been estimated【C3】______ 400 horsepower. One specimen was reported to have towed(拖)a whaling vessel for seven hours at the【C4】______of eight knot(节).
An angry whale will【C5】______. A famous example of this was the fate of Whaler Essex, 【C6】______was sunk off the coast of South America early in the last century. More recently, steel ships have【C7】______their plates buckled(使弯曲)in the same way. Sperm whales(抹香鲸)were known to seize the old-time whaleboats in their jaws and crush them.
The greatest【C8】______of whales is their diving ability. The sperm whale dives to the bottom for his 【C9】______food, the octopus(章鱼). In that search he is known to go as far down as 3, 200 feet, where the 【C10】______is 1, 400 pounds to a square inch. Doing so he will【C11】______underwater as long as one hour.Two special skills are involved in this storing up enough【C12】______(all whales are air-breathed)and tolerating the great change in pressure. Just how he does it scientists have not【C13】______. It is believed that some of the oxygen is stored in a special【C14】______of blood vessels, rather than just held in the lungs. And it is believed that a special kind of oil in his head is some sort of a compensating mechanism that 【C15】______adjusts the internal pressure of his body. But since you can’t bring a live whale into the laboratory for study, no one knows just how these things work.
【C12】
选项
A、heat
B、energy
C、food
D、oxygen
答案
D
解析
此题也必须在读懂上下文意思的基础上才能作出判断,这里指鲸鱼储存氧气,故选D。heat热量;energy能量;food食物;oxygen氧气。
转载请注明原文地址:https://www.kaotiyun.com/show/hoGd777K
本试题收录于:
职称英语理工类A级题库职称英语分类
0
职称英语理工类A级
职称英语
相关试题推荐
Howwasthedeerwhentheboyfirstsawit?Theboydidnotshootthedeerbecause______.
Thespecial-effectsrevolutionbeganinthemid1980swithStarWars.Today’sfilmmakersemphasizespecialeffectsattheexpe
ThefirstcelebrationofadayofThanksgivingisabout______.Howlongdidthetriplast?
Whatcountryhasmorehighest-ratingcompaniesintheworldthananyothercountryhas?Whatisthewriterworryingabout?
A.Ford’sOpponentsB.TheAssemblyLineC.Ford’sGreatDreamD.TheEstablishmentoftheCompanyE.Ford’sBiggestC
AAShortHistoryofNamingHurricanesBHarnessingtheHurricaneEnergyCDifficultyinForecastingtheCourseofaHurric
TheFirstNavigationalLightsIntheNewWorldthefirstnavigationallightswereprobablylanternshungatharborentrances
MindThoseMannersontheSubwaySo,thereyouare,justsittingthereinthesubwaycar,enjoyingthatbookyoujustbought
A.GoodresultsB.AnancientskillC.GainingattentionD.MemorytricksE.AlectureonmemorytechniquesF.Waystoimpr
Thediscoverywassensational.
随机试题
制造费用的分配标准有()
以下不是性偏好障碍的是
患者男性,35岁,肾病综合征10年,血压升高2年,临床特点患者男性,30岁,发作性血压增高,发作时血压达200/120mmHg,伴面色苍白,出汗,持续半个小时,平时血压正常,临床特点为
采用支架法施工现浇箱梁时,混凝土的振捣采用插入式振捣器进行,振捣器的移动间距不超过其作用半径的1.5倍,并插入下层混凝土()cm。
下列各项业务的会计处理,会影响企业当期利润表中营业利润的有()。
学习《江南春》时,教师要求学生列举其他运用借古讽今手法的诗文,以下不符合要求的是()。
小说《红楼梦》里的王熙凤是典型的()
大学退学的人越来越多,据最新统计,退学率有3%,很多人退学去创业,认为自己能成为比尔.盖茨或者乔布斯。你怎么看?
Writeanessaybasedonthefollowingchart.Inyourwriting,youshould1)interpretthechart,and2)giveyourcomments.
AttheHemingwayMemorial,justpasttheSunValleyResort,itisquiet.Inthebackground,mountainsriseup.Thereisacurved
最新回复
(
0
)