北京市2012年上半年成人英語三級考試真題

2012-11-15 11:04:54 來源：育路教育網

Part Ⅳ CLOZE （10%）

By the time I finished high school， my interest in animals had grown， and enrolled at a university to study biology. I learned soon enough that studying animals __56__ this level was not in the animals best ___57. I remember one midterm exam in ___58 each student was handed a large， freshly-killed frog and __59 to dissect （解剖） and mark a set of body parts. I looked at the ___60 frog in front of me and was saddened that her life was ___61 away for such a slight ___62.

A year later， in the same lab __63 I dissected the frog， I performed a small act of animal ___64. We were ___65 on fruit flies， and it was time to record the distribution of characteristics in their next generation. Flies were ___66 in small plastic bottles. Counting the number of flies with white or red eyes required first exposing them to ether（乙醚） ___67 they could not move. The flies were then spread onto a piece of white paper ___68 and counted. When the data collection was ___69， the flies had no further use， and our instructions were to ___70 them into a small glass dish of oil at the center of each desk， which was to be their final resting ___71.

Once may little pile of flies had been counted， I pushed them off the edge of the paper. As we recorded our data， I kept one eye___72 them. Within minutes the pile was humming（嗡嗡叫） as tiny legs and wings beat their way out of the ether fog. I was extremely excited as they ___73 flight. That was my first ___74 in refusing to conduct scientific research that treated nonhuman life in a（n） ___75 way.

56. A at B with C for D off

57. A duties B interests C rates D hobbies

58. A what B that C where D which

59. A dismissed B drawn C instructed D mended

60. A alive B dead C living D wounded

61. A made B brought C taken D passed

62 A reason B spirit C space D system

63. A that B which C what D where

64. A operation B liberation C tendency D wealth

65. A experimenting B strengthening C stimulation D substituting

66. A solved B soaked C recovered D kept

67. A while B because C incase D so that