学位英语

The Animals in Desert

Some desert animals can survive the very strong summer heat and dryness because they have very unusual characteristics.The camel,for example,can __51__an increase in the temperature of its body and its blood of 9C.In addition,it can drink an enormous __52__ water at one time,then store sufficient water in its red blood cells and other parts of its body to supply its needs for two weeks or more.The kangaroo rat,on the other hand,__53__ all the water it needs from water that it produces during respiration.However,most animals need to __54__a fairly constant body temperature,and will die if it rises more then 5C.__55__,they need to find some way to avoid the strong sunrays.Nor can many animals either store or produce water in their bodies,as the camel and kangaroo rat __56__.So they must find ways to __57__ water loss from their bodies to the lowest degree.

Because very few desert animals can survive the strong rays,the temperature,and the evaporation rate __58__ a typical summers day,most of them are active during the night.Only __59__ the sun has set does the desert come fully to life.The night is relatively cool,and the darkness provides __60__,not only from the sun,but also from other animals and from the birds.So the coming of darkness is the signal __61__ the large majority of animals and insects to continue their search for water and food.When morning comes,most of them seek __62__again.Many go underground; nearly all find somewhere shady where they can avoid the sunrays.

For many kinds of insects,living in the desert is __63__ than for animals.Like many desert plants,they have a waterproof skin which __ 64__ water loss by evaporation.In addition,some insects spend all or most of their life below ground.Here,for most of the year at least,there is __65__ wetness,and it is generally cooler than on the surface.

51.A)carry B)bear C)effect D)delay

52.A)amount B)number C)level D)sum

53.A)obtains B)consumes C)brings D)replaces

54.A)raise B)reject C) maintain D)regulate

55.A)However B)Again C)Instead D)Therefore

56.A)can B)may C)must D) need

57.A)quicken B)reduce C)lighten D)keep

58.A)in B)to C)of D)through

59.A)after B)since C) until D)before

60.A)prevention B)protection C)possession D)permission

61.A)for B)with C)from D)among

62.A)food B)shelter C)water D)work

63.A)easier B)better C)safer D)harder

64.A)causes B)changes C)prevents D)suffers

65.A)little B)plentiful C)thorough D)some

正确答案：

51-55 BAACD

56-60 ABCAB

61-65 ABACD

相关推荐：2017年职称英语报名时间及入口

报考条件：综合类，理工类，卫生类考试原则上没有严格的界限。职称英语考试报名可在单位报，评职称与户口无关，主要看你的工作单位，所以你可以直接咨询单位的人事部门，如果他们说可以就行，每个省规定不大一样。【查看详情】

报考选择：职称英语报考科目|级别选择|报名条件及相关问题解答

免考规定：取得外语(从事翻译工作人员及外语教师第二外语)专业专科及以上学历的人员申报中、高级职称评审……。【查看详情】

（责任编辑：hbz）

共2页,当前第1页  第一页  前一页  下一页