阅读下面短文，从短文后各题所给的四个选项（A、B、C、和D）中，选出可以填入空白处的最佳选项。
One of the easiest things in the world is to become a fault-finder. However, life can be 1when you are not busy finding fault with it.
Several years ago I 2a letter from seventeen-year-old Kerry, who described herself as a world-class faultfinder, almost always 3 by things. People were always doing things that annoyed her, and ___4__ was ever good enough. She was highly self-critical and also found fault with her friends. She became a really 4person.
Unfortunately, it took a horrible accident to change her 5 Her best friend was seriously hurt in a car crash. What made it almost 6 to deal with was that the day before the 7, Kerry had visited her friend and had spent the whole time criticizing her 8 of boyfriends, the way she was living, the way she related to her mother, and various other things she felt she needed to 9 It wasn't until her friend was badly hurt that Kerry became 10 her habit of finding fault. Very quickly, she learned to appreciate life rather than to11 everything so harshly ( 刻薄) . She was able to transfer her new wisdom to other parts of her 12 as well.
Perhaps most of us aren't as extreme at faultfinding, 13 when we're honest, we can be sharply 14of the world. I'm not suggesting you 15 problems, or that you pretend things are 16 than theyare, but simply that you learn to allow things to be as they are— 17 most of the time, and especially when it's not a really big18.
Train yourself to "bite your tongue" , and with a little 19, you'll get really good at letting thingsgo. And when you do, you'll get back you enthusiasm and love for life.
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