Many animals are able to find their way home. One way of doing this is to directly sense the goal—to see, hear, or smell it. Another way is to memorize the details of the outward journey and then reverse the route based on an integration of that information. Birds, however, apparently...
2. What guides a certain kind of fish to swim a long way to a place and back? A. The magnetic field. B. The sense of smell. C. Stars in the sky. D. City lights. 3. What should people do to help birds find their way at night? A. To travel at night. B. To keep city li...
根据第一段Someanimalscaneasilyfindtheirwayhomeafteralongjourney.Howdotheymakeit?Scientificresearchshowsthattheyarebornwithcertainunusualabilitiesfordirection.(有些动物长途跋涉后很容易找到回家的路。他们是怎么做的?科学研究表明,他们天生具有某些不寻常的方向感。)结合下文,可知文章主要介绍了一些动物如何通过天生的特殊...
题目 Someanimalscaneasilyfindtheirwayhomeafter a longjourney.Howdotheymakeit?Scientificresearchshowsthattheyarebornwithcertainunusualabilitiesfordirection. A certainkindofants,forexample,cancounttheirstepstoavoidgettinglost.Theycangoasfaras 110 metresandbringfoodhome.Theseantsliveintheopendesert (沙漠),sotheyhav...
根据第五段However,animalswithsuchunusualabilitiesstillhavetroubledoingwithsomechangesbecauseofpeople'sactivities.Forexample,manybirdsdepend(依靠)onstarsfordirection,buttheygetlosteasilyatnightwhencitylightsareonallnight.Toworkoutthisproblem,wecanjustturnoffsomelightsatnight.Onesmallthingyoudomaymeanalottoanimals....
we bring you an interesting topic and six useful words or phrases. I'm Neil. Dan And I'm Dan. Today we're talking about one of the last mysteries of science. No, not if the universe will keep expanding forever, but this: how do cats and dogs find their way home over long ...
根据最后一段"However,animalswithsuchunusualabilitiesstillhavedifficultydealingwithenvironmentalchangescausedbyhumanactivities.Forexample,manybirdsdependonstarsfordirection,buttheygetlosteasilyatnightwhencitylightsarekeptonallnight.Tosolvethisproblem,wecansimplyturnoffsomelightsatnight.Clearly,onesmallactofhumansmaymean ...
根据“A certain kind of ant (蚂蚁), for example, can count (数) their steps to find home.”可知,一些蚂蚁可以通过数步数来找到家。故选B。 (3)题详解: 标题归纳题。通读全文可知,尤其根据第一段“Some animals can easily find their way home. How do they make it? They are born with the...
根据第一段“Some animals can easily find their way home after a long trip. How do they make it? Scientists say that they are born with some unusual abilities for directions."以及下文可知,文章主要 在讲动物的方向感。 长难句分析 For example, many birds depend on stars for directions, but ...
根据最后一段Forexample,manybirdsdependonstarsfordirection,buttheygetlosteasilyatnightwhencitylightsarekeptonallnight.Tosolvethisproblem,wecansimplyturnoffsomelightsatnight.(例如,许多鸟类依靠星星来判断方向,但当城市的灯整夜亮着时,它们在晚上很容易迷路。为了解决这个问题,我们可以在晚上简单地关掉一些灯。)可知...