2020-2021学年高中英语人教版必修2课时作业15　UNIT 4　WILDLIFE PROTECTION WORD版含解析.DOC

1、高考资源网（） 您身边的高考专家.阅读理解Being about 63cm long, the toco toucan (鞭笞巨嘴鸟) is the largest of all toucans. Its black body and white throat look small because of its large colorful beak (鸟嘴). The bright orange beak is about 19cm longalmost one third of the birds total length. But the beak weighs less than yo

2、u may think.Recent research shows that toucans control body temperature by changing the flow of blood to their beak. More blood flow means more heat is released. When toucans sleep, they put their beaks under their feathers (羽毛) to keep them warm. Toco toucans also use their beaks to peel fruit, the

3、ir main source of food. Also, the beak houses a flat tongue of the same length, which helps the toucan catch insects, frogs and reptiles. Toco toucans also eat the eggs of other birds sometimes.Although they spend a lot of time in trees, toucans mainly travel among trees by jumping. When they do tak

4、e flight, they flap their wings hard, travelling only short distances.Toucans live in the holes of trees. They often move into holes made and given up by woodpeckers. It is in these holes that they lay their eggs, usually two to four a year. Both parents sit on the eggs for 1620 days. Once the chick

5、s come out, both parents continue to care for the young.Native to South America, toco toucans can live in a variety of habitats including tropical forests, savannas, and shrubland. Therefore, they are not heavily influenced by rainforest destruction (破坏). Their population has not been determined, bu

6、t it is thought to be large due to the frequency of sightings within their range. As such, the toco toucan is listed by the IUCN as being of least concern, and there are no specific efforts to protect the species.本文是一篇说明文。文章主要介绍了巨嘴鸟的一些情况。1What makes the toco toucan look special?AIts long beak.BIts l

7、ight weight.CIts colorful feathers.DIts extremely long body.答案：A解析：细节理解题。根据第一段中的The bright orange beak is about 19cm longalmost one third of the birds total length.可知，鞭笞巨嘴鸟巨大的嘴使其看起来很特别。2Why do toucans put their beaks under their feathers when they sleep?ATo keep their beaks safe.BTo keep their body

8、warm.CTo increase the flow of blood.DTo protect themselves from attack.答案：B解析：细节理解题。根据第二段中的When toucans sleep, they put their beaks under their feathers (羽毛) to keep them warm.可知，巨嘴鸟睡觉时把嘴放在羽毛下是为了保持体温。3What can we learn about toucans according to the text?AThey can run fast.BTheyre bad at flying.CFat

9、her toucans build homes by themselves.DMother toucans take care of the babies alone.答案：B解析：推理判断题。根据第三段中的When they do take flight, they flap their wings hard, travelling only short distances.可以推知，巨嘴鸟不擅长飞行。4What can we infer from the last paragraph?AToco toucans often attack people.BMost of toco touca

10、ns have been killed.CPeople should do more to protect toco toucans.DToco toucans are not endangered animals now.答案：D解析：推理判断题。通读最后一段可知，鞭笞巨嘴鸟的栖息地很多；人们经常看到鞭笞巨嘴鸟的身影；IUCN认为人类目前不需要过多地关注鞭笞巨嘴鸟。由此可以推知，鞭笞巨嘴鸟目前的数量还是比较多的，它们不是濒危动物。.语法填空Once upon a time a donkey fell into a deep well.The animal cried loudly for h

11、ours，but the owner couldnt know what to do _1_ it.Finally，he decided that the animal was old and that the well needed to be covered anyway，so he _2_(think) the donkey wasnt worth saving.Then he invited some of _3_(he) neighbors to come and help him.All took a shovel (铁铲)and began to put dirt into th

12、e well.At first，the donkey realized _4_ was happening and cried.Then，to everyones surprise，the donkey became quiet.The owner looked down into the well and was_5_(surprise) at what he saw.Each shovel of dirt hit its back，but the donkey was doing something amazing.It was _6_(shake) the dirt off and ta

13、king a step up.When the _7_(neighbor) continued to put more dirt on top of the animal，it shook the dirt off and took one more step up.Pretty soon _8_ donkey stepped up over the well and ran off _9_(happy)!When life sometimes _10_(put) dirt on you，the best way is to shake off the dirt and take a step

14、 up.You can get out of the deepest well just by never giving up!本文是记叙文。作者通过驴子抖掉覆盖到身上的泥土，并且利用它们走出深井的故事，领悟到生活中也应该永不放弃才会走出困境。1with解析：考查介词。what to do with意为“如何处理”。2thought解析：考查动词时态。由上下文可知用一般过去时。3his解析：考查代词。设空后是neighbors，用形容词性物主代词，表示“他的邻居”。4what解析：考查名词性从句。动词realized后为宾语从句，且从句中缺主语，故用what。5surprised解析：be s

15、urprised at对感到惊讶。6shaking解析：考查现在分词。根据后面的and taking a step up可知此处表动作正在进行，故填shaking。7neighbors解析：考查名词。由上文提到的neighbors可知，用复数形式。8the解析：考查冠词。设空后从井里走出来的donkey与上文提到的是同一只驴子。表特指，故用定冠词the。9happily解析：考查副词。设空处修饰动词短语ran off，故用副词形式。10puts解析：由设空处下句内容可知，这是作者通过驴走出井的故事所想到的，这是对事实的陈述，应用一般现在时，且主语为life，故谓语动词用第三人称单数。高考资源网版权所有，侵权必究！