请阅读下列短文，理解其大意，然后从每小题所给的A、B、C三个选项中，选出一个能填入空白处的最佳选项，并在答题卡上将该项涂黑。
I know a Catherine who is smart, educated and interesting. But I avoid her because she never 36 complaining 抱怨!For years, I fought against my feelings, because I really like and admire her, but I’ve found I just can’t be her friend. Her world is 37 “buts…”. The trip would have been nice, but the drive was too long. The food was good, but the light of the restaurant was too 38 . The hotel was too hot, the bed hurt her back and the room service was too slow. Her complaints were 39 changing me. Months ago, my best friend Daisy was listening to me complaining about Catherine 40 she just became really angry. “Either break up with her, or leave me alone.” She shouted at me, “I’m tired of listening to your complaining.” Her honesty surprised me, and I began to keep myself away from Catherine. Later, I did 41 her.
Now I try to remain happy and positive 积 极 的 about life, and find friends of the same. There’s been scientific research lately. It shows that people who find 42 to be thankful for their lives are actually happier, and I believe that is true. Endless complaining seems to control your life if you let it come into your brain. And too much complaining will actually make your life 43 .
Some people take “gratitude 感激之情 walks” every day, where they 44 their lives in a positive way. By developing a grateful attitude, you can be turned away from what’s troubling you, and 45 what makes you happy. Then you will have a beautiful life.
36. A. keeps B. stops C. enjoys
37. A. full of B. far from C. famous for
38. A. noisy B. strong C. dirty
39. A. hardly B. suddenly C. silently
40. A. until B. because C. unless
41. A. choose B. help C. forget
42. A. reasons B. excuses C. questions
43. A. busier B. longer C. worse
44. A. give away B. depend on C. think about
45. A. against B. toward C. through