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
Climate change has brought about such problems as bleaching-induced【S1】______of corals. Bleaching occurs when corals axe stresse
Climate change has brought about such problems as bleaching-induced【S1】______of corals. Bleaching occurs when corals axe stresse
admin
2010-04-12
29
问题
Climate change has brought about such problems as bleaching-induced【S1】______of corals. Bleaching occurs when corals axe stressed by high temperature or other【S2】______changes, and lose their symbiotic algal cells. When they lose these cells, which provide the corals with essential【S3】______and give them their color, they can die. Reefs are important for livelihoods, and fisheries and tourism, and are the main【S4】______along the eastern African coast as well as【S5】______many of the islands of the Western Indian Ocean.
In college during the ’70s, I joined an expedition to the Malindi Marine Park-one of the first MPAs (marine protected areas) to be established in Africa-where we【S6】______in a well-protected reef. But over the years, that reef has been completely devastated by the bleaching. It was truly【S7】______to see such a vibrant and healthy reef reduced almost to the status of an unprotected one.
Recently, coral reefs have received a great deal of attention, especially following the 1997/ 1998 bleaching event that【S8】______70 percent of the reefs of the region. Through a regional task force, a coral reef strategy with an emphasis on MPAs is【S9】______under development. Countries in the region are also involved in a【S10】______reef research project to better understand the impacts of coral bleaching.
A) depressed B) nutrients C) devastated D) morality
E) environmental F) globally-targeted G) desperately H) ecosystem
I) dove J) depressing K) mortality L) available
M) currently N) gloomily O) fringing
【S2】
选项
答案
E
解析
根据文意,珊瑚受到高温或其他环境变化的威胁,且失去了与其共生的海藻细胞时,漂白就出现了。这里应表达“环境变化”之意,environmental符合题意,故选E)。
转载请注明原文地址:https://kaotiyun.com/show/tnj7777K
0
大学英语四级
相关试题推荐
Amongthosetanningcustomers,itisestimatedthatmostofthemare______.AccordingtotheInternationalAgencyforResearch
Accordingtothetext,childrenwhogetautismmaysufferfrom______.Whyisitveryimportanttotreatachildwithautismby
A、Shefeltembarrassedinclass.B、Shehadnotcompletedherassignment.C、Herpresentationreceivedapoorgrade.D、Shewasuna
A、Herbags.B、Herpassportandtickets.C、Herchildren.D、Herseats.BWhatdidthemanaskthewomanforatthebeginningofthe
A、Colleagues.B、TutorandstudentC、Classmates.D、Fatherandson.C根据上下文推测,此题答案为C。
Thispassageismainlyabouttheimpactofenvironmentalissuesonactivitiesofindividualcompanies.ArecentstudybytheCa
TherearemanytheoriesaboutthebeginningofdramainancientGreece.Theonemostwidelyacceptedtodayis【S1】______onthe
A、Neitherofthemhasafavorableopinionoftheservice.B、Thewomanishavingaterribletimeservingintherestaurant.C、Bot
A、Sheshouldletherneighborknowhertroubledirectly.B、Sheshouldletherneighborknowhertroubleinapolitemanner.C、Sh
A、Thedriverofthebluecar.B、ThedriverofthewhiteFord.C、NeitherthedriverofthebluecarnorthedriverofthewhiteF
随机试题
简述颜元的“习行”教学法。
为了提高光学仪器的分辨本领,通常可以采用的措施有:
逐条判断施工企业在给水厂站工程施工时制定施工技术要求是否正确,如不正确,请改正。城市给水结构通常包括哪些?
物理学中的“功一力×距离”,根据加涅的学习层次分类方式,这样的学习属于以下哪一类?()
揣摩下列句子的旬式特点,仿照例句填写,使其成为含有两组排比句的文字。大海就像一位诗人,把满腔的激情挥洒成一朵朵浪花;__________,__________;__________。走近大海,心旷神怡,你可以静坐在海边观日出,也可以__________
关于集体领导和个人分工负责相结合的制度,表述有误的是()。
给定资料1.2014年2月24日,国家统计局发布了《2013年国民经济和社会发展统计公报》(以下简称“公报”)。公报有关“交通、邮电和旅游”的内容显示,全年接待国内游客32.6亿人次,比上年增长10.3%;国内旅游收入26276亿元,增长15.7%。
有甲、乙、丙三辆公交车于上午8:00同时从公交总站出发,三辆车再次回到公交总站所用的时间分别为40分钟、25分钟和50分钟。假设这三辆公交车中途不休息,请问它们下次同时到达公交总站将会是几点?()
新民主主义的政治纲领是()
机会公平是指生活在同一社会中的成员拥有相同的发展机会和发展前景,反对任何形式的歧视。下列不属于机会公平的内容的是()
最新回复
(
0
)