We've all had to work and do things that we did not enjoy. Usually, some people would tell us to be【C1】______ enthusiastic(热情的). "You'll have more fun," they would say. Well, they were partly【C2】______ . Being enthusiastic about something means being【C3】______ about a given job. 【C4】______ , most men are not born great—they become great. Similarly, not everyone is the enthusiastic type that【C5】______ in love with his work. But, do not lose【C6】______ . There are ways to become more enthusiastic. One good way is by reading about successful (成功的) people. It will help you realize (认识到) that you too can make it【C7】______ . By reading about those real stories you will understand【C8】______ people much like yourself have become successful. In【C9】______ cases, they all have the same thing: enthusiasm. If you want to be successful, you【C10】______ be excited about your work and your life.