届高考英语二轮专题精华训练 阅读理解3.docx

1、届高考英语二轮专题精华训练 阅读理解32015届高考英语二轮专题训练精华：阅读理解（3）We think of camels as living in hot,dry places like Egypt.But scientists discovered 30 pieces of bone from an ancient camel in the northernmost part of Canada,within the Arctic(北极地区).The camels are believed to have lived 3.5 million years ago.Natalia Rybcz

2、ynski found the camels remains on Ellesmere Island.She is a paleontologist,a scientist who studies fossils.“Its a surprise when you first hear it,”she tells The New York Times,“but the Arctic in the winter was like a desert in ancient times.”Huge camelsThe ancient camels,called paracamelus,were up t

3、o 29 percent larger than todays camels.Paracamelus had some similar characteristics to modern camels.They had wide,flat feet and humps(驼峰)made of fat.These qualities helped paracamelus survive difficult,cold winter conditions.Their wide feet helped them travel over unstable surfaces,like snow or san

4、d.And the fatty humps helped them survive when there was not enough food.“The characteristics that allow camels to survive in the desert would also support animals that live in very cold environments,”says Susan Lawler.She is a biologist.“This study gives us an excuse to think about how adaptations

5、for one environment can lead to survival in another.”Great migrationThese are not the first paracamelus fossils found in North America.However,before this discovery,scientists did not realize how far north the animals had lived.Millions of years ago,the Arctic was much warmer than it is today.Some s

6、cientists believe that as the climate changes,the Arctic may actually see a return to those ancient,warmer temperatures.“The camel is an ambassador for climate change,”says John Gosse,who co-authored the study on the paracamelus fossil.Researchers believe that paracamelus eventually migrated into Ea

7、st Asia and Europe.From there they eventually evolved into the modern-day camels found in the Middle East,Africa,and Central Asia.1.In which aspect were the ancient camels different from todays camels?A.They had more humps.B.They were much larger.C.They had wide and flat feet.D.Their humps were made

8、 of fat.答案:B解析:细节理解题。由第三段中的“The ancient camels,called paracamelus,were up to 29 percent larger than todays camels.”可知,远古骆驼比如今的骆驼大很多。2.According to Susan Lawler,.A.both ancient and modern camels live in the desertB.animals living in one environment support each otherC.an animal may survive in two dif

9、ferent kinds of environmentsD.animals in different environments have different characteristics答案:C解析:推理判断题。由第四段中的“The characteristics that allow camels to survive in the desert would also support animals that live in very cold environments.”可推断,Susan Lawler认为一种动物可以在两种截然不同的环境中生存。3.By saying “The came

10、l is an ambassador for climate change”,John Gosse means that “”.A.climate change is putting camels in dangerB.some ambassadors are surprised at climate changeC.camels are having difficulty getting used to climate changeD.the change of camels habitat reveals the change of climate答案:D解析:句意理解题。画线部分的意思是

11、“骆驼是适应气候变化的代表性动物”,也就是说“骆驼栖息地的变化反映了气候的变化”。4.Which section of a newspaper is the text most probably taken from?A.Travel. B.Nature.C.Society. D.Weather.答案:B解析:推理判断题。文章由在加拿大北部发现的骆驼化石引出对古代骆驼的介绍,并由此引发了关于气候变化和骆驼大迁徙的猜想。这些都与自然紧密相关。故选B项。5.What is the title of the passage?A.Camels in Canada B.An important anim

12、alC.The habits of camels D.How to keep camels?答案:A解析:主旨大意题。由第一段可知A项正确。On my first day of teaching,I found that I spent 85 percent of my energy disciplining and 15 percent teaching knowledge.Of course I had some wonderful,serious students who would do well wherever they were in life,but others worked

13、 hard to push themselves to the limit(限度).At night I went home exhausted,often near tears.What gave me the idea I wanted to teach?And then there was Matthew.After school Matthew would come into my classroom to dust erasers or empty the wastepaper basket.“Why do you come in to visit me?” I asked him

14、one night.“Because at home no one listens to me,” was his reply.Later I found out that there were eleven children in his family,with Matthew near the middle.One time when he came to see me,he said,“Miss Ausmus,the kids are saying that you and Mr D.like each other.”“Matthew,Mr D.is a nice man and we

15、both teach some of the same students.He is not my boyfriend,and its not something the children should be talking about anyway.”Another time,he said,“Will you wait for me so I can marry you when I grow up?”“Sorry,Matthew,but that wont work,” I answered in a gentle way.When my birthday arrived,his mot

16、her made me a cake.She delivered(递送)it after school,and as Matthew was carrying it up the school steps,he tripped(绊倒),dropping the cake.I found him in tears.I told him that bringing me a cake was very,very special,whether I was able to eat it or not.After my second year of teaching,I said “goodbye” to Matthew and his family.Years passed and in 1992,I went back to the little