剑桥雅思13Test1Section4听力答案解析 Effects of urban environments on animals
剑桥雅思13听力第一套题目第四部分由10道提纲型填空题组成，除了33题答案出现的稍微有些隐蔽之外，其他题目的设置都比较规整。按照正常的做题思路去听就好。下面是具体每道题目的答案解析。
点击查看这篇雅思听力对应的录音原文与其中出现的需要大家掌握的重点词汇：
雅思备考听力篇 剑13 test 1 section 4 雅思听力高频词汇
剑桥雅思13 Test1 Section4听力答案解析
第31题答案：crow
对应原文： One species which is well known as being highly adaptable is the crow
答案解析：从上一行的e.g.可以判断出空上应该填某一具体的动物，再加上adaptable和adaptability的同义替换，很容易锁定crow。
第32题答案：cliffs
对应原文： they’re able to perch on ledges on the walls of city buildings, just like they once perched on cliffs by the sea.
答案解析：听到walls of city意识到答案即将到来，从题干语法可以判断出空上应该填一个名词，由此锁定cliffs。
第33题答案：speed
对应原文：And one thing that researchers are finding especially interesting is the speed with which they’re doing this
答案解析：这道题没有什么明显的定位词，只能勉强根据especially interesting和unusual的同义替换判断答案所在句子，然后根据重读和词性锁定speed。
第34题答案：brain
对应原文：And she found that during that time, these small mammals had experienced a jump in brain size when compared to rural mammals
答案解析：听到人名意识到答案即将到来，found原词出现，根据空和size所构成的所有格关系锁定brain。
第35题答案：food
对应原文： And Snell-Rood thinks that this change might reflect the cognitive demands of adjusting to city life – having to look in different places to find food
答案解析：听到and意识到上一行结束，录音即将行进到35题，locate与places同义替换，根据词性和句义锁定food。
第36题答案：behavior(s)
对应原文：And she’s been looking not at their anatomy but at their behaviour
答案解析：听到Catarina Miranda的人名意识到答案即将到来，空前词focused on与look at同义替换，根据修饰关系确定behaviour为正确答案。
第37题答案：new
对应原文：But there’s one type of situation that does seem to frighten the urban blackbirds, and that’s anything new
答案解析：听到urban birds意识到答案即将到来，题干对原文句子进行了较大幅度的更改，但答案所在短语的结构没有什么变化，再加上重读，还是很容易锁定new的。
第38题答案：stress
对应原文：Jonathan Atwell, in Indiana University, is looking at how a range of animals respond to urban environments. He’s found that when they’re under stress
答案解析：听到Jonathan Atwell的人名定位到第38题，under与respond to同义替换，根据修饰关系，确定stress为正确答案。
第39题答案：tail(s)
对应原文：they’ve found that a routine part of their communication is carried out by waving their tails
答案解析：听到squirrels意识到答案即将到来，空前词use与waving同义替换，根据修饰关系，确定tails为正确答案。
第40题答案：permanent
对应原文：But on the other hand, it’s possible that not all of these adaptations will be permanent
答案解析：根据but与however的对应意识到答案即将到来，some与not all对应，根据词性锁定permanent。
剑桥雅思13Test1Section1听力答案解析 Cookery Classes
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