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
Sharks Perform a Service for Earth’s Waters It is hard to get people to think of sharks as anything but a deadly enemy. They
Sharks Perform a Service for Earth’s Waters It is hard to get people to think of sharks as anything but a deadly enemy. They
admin
2013-08-28
83
问题
Sharks Perform a Service for Earth’s Waters
It is hard to get people to think of sharks as anything but a deadly enemy. They are thought to【C1】______people frequently. But these fish perform a【C2】______service for earth’s waters and for human beings. Yet business and sport fishing are threatening their【C3】______Some sharks are at risk of disappearing from【C4】______.
Warm weather may influence both fish and shark activity. Many fish swim near coastal areas【C5】______their warm waters. Experts say sharks may follow the fish into the same areas,【C6】______people also swim. In fact, most sharks do not purposely charge at or bite humans. They are thought to mistake a person【C7】______a sea animal, such as a seal or sea lion. That is why people should not swim in the ocean when the sun goes down or comes up. Those are the【C8】______when sharks are looking for food. Experts also say that bright colors and shiny jewelry may cause sharks to attack.
A shark has an extremely good sense of smell. It can find small amounts of substances in water, such as blood, body liquids and【C9】______produced by animals. These powerful【C10】______help sharks find their food. Sharks eat fish, any【C11】______sharks, and plants that live in the ocean.
Medical researchers want to learn more about the shark’s body defense and immune【C12】______against disease. Researchers know that sharks【C13】______quickly from injuries. They study the shark in hopes of finding a way to fight human disease.
Sharks are important for the world’s【C14】______They eat injured and diseased fish.
Their hunting activities mean that the numbers of other fish in ocean waters do not become too【C15】______. This protects the plants and other forms of life that exist in the oceans.
【C2】
选项
A、terrible
B、eatable
C、valuable
D、possible
答案
C
解析
空白处所在的句子由but连接,所以该句子表达的意思一定与第二句相反。第二句对鲨鱼的评价是负面的,填入空白处的词应该是正面的。四个选项中只有valuable符合这一条件,故C为正确答案。
转载请注明原文地址:https://kaotiyun.com/show/xZLd777K
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
Thepassageindicatesthatancienttreatmentsforinjuryanddiseasewere______.Whatdothemajorityofthepeopleinthewor
Thedoctorexplainedtothestudentsthehazardsofradiationuponhumanbeings.
AttitudeTowardsNewTechnologyTelecommunicationsisjustoneofthemeansbywhichpeoplecommunicateand,suchas,weneedto
Whenvisitingmuseumsnowadays,peoplecantakepartinmanyactivities.Youngpeoplewhoarewell-educatedlikethearttheyc
Whenvisitingmuseumsnowadays,peoplecantakepartinmanyactivities.Peoplecanaffordtogotthemodernmuseumssincethey
SomeSundaynewspapersmaybelongtothesamepublishingcompanybutarenoteditedbythesamegroupofpeople.Themostsucce
LEDLighting1AnaccidentaldiscoveryannouncedrecentlyhastakenLEDlightingtoanewlevel,suggestingitcouldsoonoffer
Thevisitorstotheislandenjoyedthemselvesverymuch,buttheyrefusedtoeattherawfish.
ManandComputerWhatmakespeopledifferentfromcomputerprograms?Whatisthemissingelementthatourtheoriesdon’tyet(51)
Gasdoesaccumulateintheminesaroundhere.
随机试题
下述激素中哪一种不是腺垂体分泌的?
社会主义市场经济下,资源配置的最主要的方式是()
附着水平是指
现金流量分析基准参数的作用在于判别()是否满足要求。
与客户签订资产管理合同的,按资产管理合同的约定对客户资产进行经营运作。()
对于无理上访的群众,领导采取第一次警告,第二次行政处罚,第三次关押.你怎样看待领导的行为?对于上访群众,你怎么看?
中国风筝有着悠久的历史和高超的技艺,这点早已为世人所公认。传统中国风筝的技艺概括起来只有四个字:扎、糊、绘、放。简称“四艺”。简单地理解这“四艺”即扎架子,糊纸面,绘花彩,放风筝。但实际上这四字的内涵要广泛得多,几乎包含了全部中国传统风筝的技艺内容。作者接
天鹅在一切方面都高于家鹅一等,家鹅只以野草和籽粒为生,天鹅却会找到一种比较精美的、不平凡的食料。它不断地用妙计捕捉鱼类,它做出无数的不同姿态以求捕捉的成功,并尽量利用它的灵巧与气力。它会避开或抵抗它的敌人:一只老天鹅在水里。连一只最强大的狗它也不怕,它用翅
图像文件格式分为静态图像文件格式和动态图像文件格式。_____________属于静态图像文件格式。
Questions14-18ReadingPassage2hassixsectionsA-F.ChoosethemostsuitableheadingsforsectionsA-DandFfromthelisto
最新回复
(
0
)