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
93
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.
【C14】
选项
A、system
B、place
C、arrangement
D、equipment
答案
A
解析
special虽然和几个选项都能搭配使用,但只有选项A意思上讲得通,故A为正确答案,此处是指氧气储存在特殊的血管系统中。system系统;place地方;arrangement安排;equipment设备。
转载请注明原文地址:https://kaotiyun.com/show/1oGd777K
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
TheRiverWensumflowsbyNorwich.Thefootballteamiscalled"TheCanaries"becauseofthecolourstheplayerswear.
DriedFoodsCenturiesago,mandiscoveredthatremovingmoisture(51)foodhelpedtopreserveit,andthattheeasiestwaytodot
HighwaysintheUSTheUnitedStatesiswell-knownforitsnetworkofmajorhighwaysdesignedtohelpadrivergetfromoneplac
HighwaysintheUSTheUnitedStatesiswell-knownforitsnetworkofmajorhighwaysdesignedtohelpadrivergetfromoneplac
BackpacksareconvenientbecauseWhatisimpliedin"ifyoudogetoneeventually,justmakesuretolookbethwaysbeforecros
WinnersandLosersWhyarethebiggestwinnersinthepastdecadeoftradeglobalizationmostlyinSouthandEastAsia,wh
Whatcountryhasmorehighest-ratingcompaniesintheworldthananyothercountryhas?BywhatmeansdidJapangrabitslarge
A.Ford’sOpponentsB.TheAssemblyLineC.Ford’sGreatDreamD.TheEstablishmentoftheCompanyE.Ford’sBiggestC
MindThoseMannersontheSubwaySo,thereyouare,justsittingthereinthesubwaycar,enjoyingthatbookyoujustbought.(4
SmokingCanIncreaseDepressiveSymptomsinTeensWhilesometeenagersmaypuffoncigarettesto"self-medicate"againstt
随机试题
男性,50岁,肝区持续性钝痛2个月,疼痛可牵涉至右肩部,伴乏力,消瘦明显,食欲减退,有恶心、低热症状,来门诊就诊。查体发现右肋下可扪及肿大之肝脏,质地坚硬。根据病史及初步体检结果,哪一种疾病最可能
肿胀以下颌角为中心的是患侧下颌升支后缘内侧皮肤肿胀并有深压痛的是
女性,22岁,不规则发热伴关节痛1个月,3天来尿少水肿,皮肤瘀斑,尿蛋白(+++),红细胞10个/HP,血ESR40mm/h,ANA1/160(+),首先考虑为
预防及治疗支气管哮喘的最有效药物是
以下在哺乳期应用时应停止母乳喂养的禁用药物是
1921年7月23日,中国共产党第一次全国代表大会在上海召开。大会选举产生了党的领导机构(),()为书记。
因碰撞、挤压导致喜马拉雅山持续升高的板块分别是:
结合根据给定材料“1~6”的内容,整理一份供有关负责同志参阅的材料,要求概述全面,语言流畅,观点鲜明,不超过300字。结合自己分析的问题和物价上涨的原因写一篇文章。要求:(1)参考给定资料自选角度,提出问题、解决问题。(2)观点明确,联系实际、分析具体
TheauthorquotesDr.SamuelJohnson’swordsto______.Towhichofthefollowingistheauthorlikelytoagree?
Driver’sLicenseTestTipsA)Thisarticlewillprovideyouwithsomesimpletipsforpassingyourdriver’slicensetest.Adequat
最新回复
(
0
)