补全短文
painful distinguishing inevitably A. but they are not its most 【T7】______features B. the pain 【T8】______brought by such things C. for commitment is in fact quite 【T9】______ As a result, many people avoid the very attempts that are the source of true happiness. They fear 【T10】______as marriage, raising children, professional achievement, religious commitment, self-improvement. Ask a bachelor why he resists marriage even though he finds dating to be less and less satisfying. If he is honest he will tell you that he is afraid of making a commitment, 【T11】______. The single life is filled with fun, adventure, excitement. Marriage has such moments, 【T12】______.