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
Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the
Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the
admin
2014-09-29
38
问题
Directions: An introductory sentence for a brief summary of the passage is provided below. Complete the summary by selecting the THREE answer choices that express the most important ideas in the passage. Some sentences do not belong in the summary because they express ideas that are not presented in the passage or are minor ideas in the passage.
Write your answer choices in the spaces where they belong. You can either write the letter of your answer choice or you can copy the sentence.
Over time, a variety of views have been formed on the structure of ecological communities.
Answer Choices
[A]Clements held that ecological communities were like organisms that compete with each other for dominance in a particular climatic region.
[B]Clements saw the community as a collection of thoroughly interdependent species progressing toward a single climax community.
[C]Gleason held that within a single climatic region, differing local factors would cause ecological communities to develop in different ways.
[D]Gleason believed that sharp divisions would exist between species in different habitats.
[E]Today’s ecologists recognize that ecological communities must be precisely and permanently balanced.
[F]The current thinking is that communities are individualistic and largely accidental collections of species with similar needs and tolerances.
选项
答案
B, C, F
解析
转载请注明原文地址:https://kaotiyun.com/show/7QfO777K
0
托福(TOEFL)
相关试题推荐
Completethenotesbelow.WriteNOMORETHANTHREEWORDSforeachanswer.MICHOUSEAGENCYREPAIRSExampleAnswerName:
WhatsuggestionsdoesDrBrysonmake?Completethetableasfollows.WriteAifhesaysKEEPUNCHANGEDWriteBifhesaysREWRI
Labelthechartbelow.ChooseyouranswersfromtheboxbelowandwritethelettersA-Hnexttoquestions28-30.
Choosethecorrectletter,A,BorC.CourseFeedbackHowdoesSpirosfeelabouthisperformanceintutoria
WhatdidPhoebefinddifficultaboutthedifferentresearchtechniquessheused?ChooseFIVEanswersfromtheboxandwritethe
Completethenotesbelow.WriteNOMORETHANTWOWORDSforeachanswer.AdvertisingEffectTheimportantfactortoconsider
TheArcticfoxisfoundthroughouttheArctic,usuallyontundraormountains______thesea.
Someecologistsbelieve______morethan50percentofexistingspecieswillbelostinthenext100years.
TemperatureThreescalesoftemperature,eachofwhichpermitsaprecisemeasurement,areinconcurrentuse:theFahrenheit,
Thisisnottosaythatpreciseharmoniesarenotpresentwithincommunities.Mostfloweringplantscouldnotexistwereitnot
随机试题
Windows资源管理器操作 图4为windows7资源管理器中打开某文件夹后的窗口截图,请结合所学知识回答下列问题。 用鼠标拖放功能将文件“
M3诱导缓解最佳方案为
肾病综合征的并发症有( )。
表面不平坦,呈脂肪光泽,手紧握置于耳旁,可闻轻微爆裂声。体轻,质松,易碎,并有特异臭气的矿物药是
甲国A公司向乙国B公司出口一批货物,双方约定适用2010年《国际贸易术语解释通则》中CIF术语。该批货物由丙国C公司“乐安”号商船承运,运输途中船舶搁浅,为起浮抛弃了部分货物。船舶起浮后继续航行中又因恶劣天气,部分货物被海浪打人海中。到目的港后发现还有部分
下列有关注册会计师在完成审计工作中的描述正确的是()。
被称为“近代中国开眼看世界的第一人”的是()
如下图,正方体ABCD一A1B1C1D1中,O是DD1的中点,O是底面正方形ABCD的中心,P为棱A1B1上任意一点,则直线OP与直线AM所成角的大小等于_____
某企业按法定程序办妥增资手续,以资本公积200000元转增注册资本。假定不考虑其他因素,该公司应该编制的会计分录是()。
Olderpeoplewhoholdtemporaryorpart-timejobsafterretirementenjoybetterphysicalandmentalhealththanthosewhostopw
最新回复
(
0
)