There are purple clothes,purple handbags,purple bicycles,purple furniture,even purple computers!So

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一、完形填空
  There are purple clothes,purple handbags,purple bicycles,purple furniture,even purple computers!So purple is one of the most__36__colors today. But in the past,purple was a very expensive and unusual color. Let's take a look at the rich__37__of the color purple.
  Some scientists believe that the first plants to appear on Earth over  500 million years ago__38__looked purple,not green. Plants today are green because__39__use green chlorophyll(叶绿素)to produce energy. __40__these early plants probably used something called retinal,which is a dark purple color.
  During the time of Roman Empire(37BC-476AD),it was very__41__to make purple dye(染料). The dye came from sea snails(海螺). But 10,000 dead sea snails__42__you just one gram(克)of purple,and it was the preferred__44__of emperors.
  In 16th-century England,purple was__45__for the king's family members. Queen Elizabeth Ⅰ's clothes were purple,but ordinary people were not  allowed to __46__the color.
  In 1856,William Perkin,an 18-year-old__47___student,noticed something strange while doing an experiment(实验). The chemicals(化学药品)he used to clean his instruments__48__with the chemicals he used in his experiment and produced a bright purple color. This__49__led Perkin to start a company using this chemical mixture to make purple dye. The dye was much__50__than sea-snail dye. Thanks to Perkin,now anyone can afford to wear purple clothes.
36. A. peaceful    B. popular  C. exciting    D. serious
37. A. history    B. style     C. research    D. product
38. A. gradually  B. especially  C. exactly   D. probably
39. A. others     B. they      C. we          D. some
40. A. And        B. So        C. But         D. Until
41. A. dangerous  B. common    C. difficult   D. strange
42. A. got        B. passed    C. wasted      D. cost
43. A. basic      B. harmful   C. special     D. perfect
44. A. color      B. smell     C. plant       D. animal
45. A. even       B. never     C. seldom      D. only
46. A. wear       B. sell      C. change      D. make
47. A. geography  B. science   C. art         D. math
48. A. compared   B. mixed     C. collected   D. kept
49. A. survey     B. suggestion  C. discovery  D. exam
50. A. healthier  B. thicker     C. cheaper   D. darker
体裁 说明文 话题 自然 词数 215
 
【主旨大意】本文是一篇说明文。紫色是现在最流行的颜色之一,但是在过去,紫色是非常昂贵和不同寻常的颜色,本文主要介绍紫颜色的丰富的历史。
36. B【解析】考查形容词词义辨析。句意:所以现在紫色是最____的颜色之一。peaceful和平的;popular流行的;exciting使人兴奋的;serious严重的,严肃的。根据上文There are purple clothes,purple handbags,purple bicycles…可知,紫色现在很流行。故选B。
37. A【解析】考查名词词义辨析。句意:让我们看看紫颜色的丰富的_____。history历史;style方式,样式;research研究;product产品。根据下文内容可知,本文主要介绍紫颜色的历史。故选A。
38. D【解析】考查副词词义辨析。句意:一些科学家相信,在5亿年前____出现在地球的第一个植物是紫色,不是绿色的。gradually逐渐地;especially特别地exactly恰恰,确切地;probably可能地。根据上下文可知,并没有确切的证据表明第一颗植物是紫色,此处只是推测。故选D。
39. B【解析】考查代词词义辨析。句意:今天的植物是绿色的,因为____用绿色的叶绿素产生能量。others其他(人或物)的;they他们;we我们;some一些。根据前后句可知,此处用they代指上文“Plants”作主语,故选B。
40. C【解析】考查连词词义辨析。句意:____这些早期的植物可能使用了一种叫做视网膜的东西,它是深紫色的颜色。And和;So所以;But但是;Until到……为止。根据上下句可知,植物使用绿色叶绿素产生能量,但是早起的植物可能使用深紫色的视网膜(产生能量)。前后存在转折关系,故选C。
41. C【解析】考查形容词词义辨析。句意:制作紫色染料是____。dangerous危险的;common普通的;difficult困难的;strange奇怪的。根据下文But 10,000 dead sea snails__42__you just one gram(克)of purple dye…可知,早起制作紫色染料是困难的。故选C。
42. A【解析】考查动词词义辨析。句意:但是10000只死海螺___你一克紫色染料……还有非常糟糕的味道。got得到,获得;passed通过;wasted浪费;cost花费。根据句意可知,10000只死海螺只能获得一克紫色染料。故选A。
43. C【解析】考查形容词词义辨析。句意:这种____紫色染料被称作泰尔红紫。basic基本的;harmful有害的;special特别的;perfect完美的。根据上文可知,这种紫色染料来自死海螺,是很特殊的紫色染料。故选C。
44. A【解析】考查名词词义辨析。句意:它是皇帝的首选____。color颜色;smell气味,嗅觉;plant植物;animal动物。根据语境及常识可知泰尔红紫是一种颜色。故选A。
45. D【解析】考查副词词义辨析。句意:在十六世纪的英国,紫色____为了国王的家庭成员(使用)。even甚至;never从未,决不;seldom很少,罕见;only仅仅。根据下文Queen Elizabeth Ⅰ's clothes were purple,but ordinary people were not allowed to __46__the color可知,十六世纪的英国,紫色只为国王成员使用。故选D。
46. A【解析】考查动词词义辨析。句意:伊丽莎白女王一世的衣服是紫色的,但普通人是不允许___这种颜色的。wear穿,戴;sell卖;change改变;make使,让。根据语境可知,此处是穿紫色的衣服。故选A。
47. B【解析】考查名词词义辨析。句意:1856,一个18岁的___学生William Perkin在做实验时发现了一些奇怪的东西。geography地理;science科学,理科;art艺术;math数学。根据下文The chemicals(化学药品)…及常识可知,化学学科属于理科,此处science是“理科”的意思。故选B。
48. B【解析】考查动词词义辨析。句意:他用来清理自己的药片的化学药品和他实验中使用的化学药品____在一起,产生了明亮的紫色。compared与……比较;mixed混合;collected收集;kept保持。根据下文…a company using this chemical mixture to make purple dye. 可推知,此处表示药片的化学药品与实验的中的药品混在一起产出了明亮的紫色。故选B。
49. C【解析】考查名词词义辨析。句意:这一____促使Perkin成立了一家公司,用这种化学混合物制造紫色染料。survey调查;suggestion建议;discovery发现;exam考试。根据上文…noticed something strange while doing an experiment(实验)可推知,这是一个新发现。故选C。
50. C【解析】考查形容词辨析。句意:那种染料比海螺染料更____。healthier更健康的;thicker更厚的;cheaper更便宜的;darker更暗的。根据下文Thanks to Perkin,now anyone can afford to wear purple clothes. 可知,这种紫色染料比海螺染料便宜,让更多的人穿上紫色衣服。故选C。

 
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