第二节 完形填空 （共20小题，每小题1.5分，满分30分）
阅读下面短文，掌握其大意，然后从36-55各题所给的四个选项(A、B、C和D)中，选出最佳选项。
A philosophy professor stood before his class and had some items in front of him. When class began, 36 he picked up a large 37 jar and began to fill it with rocks 38 to the top, rocks about 2 inches 39 diameter(直径). He then asked the students if the jar was full. They 40 that it was. So the professor then picked up a box of pebbles（鹅卵石） and 41 them into the jar. He shook the jar 42. The pebbles, of course, rolled into the 43 areas between the rocks. The students laughed. He asked his students again if the jar was full. They agreed that yes, it was. The professor then picked up a box of 44 and poured it into the jar. 45 , the sand filled up everything else.
“Now,” said the professor. “I want you to 46 that this is your life. The rocks are the 47 things—your family, your partner, your 48, your children—anything that is so important to you that if it were lost, you would be nearly destroyed. The pebbles are the other things in life that 49, but on a smaller scale. The pebbles 50 things like your job, house, or car. The sand is everything else, the 51 stuff.
If you put the sand or the pebbles into the jar 52, there is no room for the rocks. The same 53 your life. If you spend all your 54 and time on the small stuff, material things, you will never have room for the things that are 55 most important.
36. A. aimlessly B. carelessly C. wordlessly D. hopelessly
37. A. beautiful B. absent C. empty D. ugly
38. A. right B. about C. already D. sharply
39. A. in B. for C. to D. at
40. A. showed B. argued C. discussed D. agreed
41. A. flowed B. poured C. threw D. pulled
42. A. wildly B. lightly C. hardly D. crazily
43. A. wide B. closed C. open D. rare
44. A. water B. mud C. salt D. sand
45. A. Of course B. In short C. To their delight D. Frankly speaking
46. A. accept B. conclude C. recognize D. decide
47. A. necessary B. important C. sensitive D. valuable
48. A. health B. intelligence C. wealth D. clothing
49. A. value B. matter C. deserve D. care
50. A. seem B. stand C. belong D. represent
51. A. nice B. pretty C. small D. upset
52. A. together B. separately C. first D. before
53. A. goes for B. goes on C. goes over D. goes down
54. A. money B. energy C. effort D. life
55. A. nearly B. fully C. almost D. truly