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
2016-07-17
31
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 frequendy. But these fish perform a【C2】______service for earth’s watersand for human beings. Yet business and sport fishing are threatening their【C3】______. Somesharks are at【C4】______of disappearing from earth.
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. Thatis 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 plantsthat live in the ocean.
Medical researchers want to learn more about the shark’s body defense and immune systems【C12】______ disease.Researchers know that sharks【C13】______quickly from injuries. Theystudy 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. Theirhunting 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
空格所在的句子由but连接,所以该句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,填入空格的词应该是正面的。四个选项中只有valuable符合这一条件,所以是答案。
转载请注明原文地址:https://kaotiyun.com/show/l1Gd777K
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
ViennaViennawasoneofthemusiccentersofEuropeduringtheclassicalperiod,andHaydn,Mozart,andBeethovenwereall
TheDevelopmentofPRTheriseofmultinationalcorporations,globalmarketing,newcommunicationstechnologies,andshrink
TheDevelopmentofPRTheriseofmultinationalcorporations,globalmarketing,newcommunicationstechnologies,andshrink
ConsumerGoodsConsumerproductsaregoodsandservicesdestinedforthefinalconsumerforpersonal,family,orhouseholdus
ChangesinMuseumsMuseumshavechanged.Theyarenolongerplacesthatone“should”visit,theyareplacestoenjoyandl
AncientWaterFromAfarItstreakedacrosstheskyonawarmMarcheveninglastyear,thencrashedintoastreetinthesma
AncientWaterFromAfarItstreakedacrosstheskyonawarmMarcheveninglastyear,thencrashedintoastreetinthesma
Whatcountryhasmorehighest-ratingcompaniesintheworldthananyothercountryhas?Whichofthefollowingstatefnentsabou
A.borntobemoreintelligentorlessintelligentB.haveabetterchancetodevelophisintelligenceC.taughttobemoreinte
ArcticMeltEarth’sNorthandSouthPolesarefamousforbeingcoldandicy.Lastyear,however,theamountoficeintheArctic
随机试题
已知甲公司2009年和2010年的有关指标如下(存量指标为期末数,单位万元):要求:假如你是该公司的财务经理,在2011年应如何改善公司的财务状况和经营业绩?
戊戌维新时期,维新派在上海创办的影响较大的报刊是()
女性,37岁,3周来腹胀、乏力、盗汗、腹部膨隆。查体:移动性浊音(+)。红细胞沉降率40mm/h。腹水检查为渗出液,腺苷脱氨酶活性增高。诊断首先考虑
A.Na+B.K+C.Ca2+D.Mg2+E.蛋白质细胞内液中最重要的阳离子是
女,35岁。下肢严重挤压伤2小时。查体:BP105/70mmHg,实验室检查:血清K+6.0mmol/L,Na+138mmol/L,Cl-105mmol/L。该患者最可能出现的酸碱平衡紊乱是
下列各项中,属于效力待定合同的是()。
建设工程项目信息管理手册的主要内容包括( )等。
基金业的行业自律管理由中国证券业协会和证券交易所具体负责组织实施。()
政府在开展一个关于政府工作作风的评议活动,现在需要对群众在评议活动中所反映的情况进行调研,领导把这个任务交给你,你会怎么做?
Carefulquestioningofthesuspectwilleventually______thetruth.
最新回复
(
0
)