Section C Directions: Read the following passage carefully and complete the passage by filling in each numbered blank with one word that fits the context. According to The New Oxford Dictionary of English, frustration, by definition, means 48. ______ feeling of being upset or annoyed, especially because of inability to change or achieve something. Since frustration seems to 49.______ a negative feeling, some people may be temped to think that frustration is bad for people. 50. ______ , however, hold a different view. They believe that it is beneficial to people. They say frustration goes side 51. ______ side with success and that it inspires people to overcome hardships and difficulties and 52. ______ the final success. It is thus part of our life experience. So far as I’m 53. ______ , it is 54. ______ completely good nor completely bad. In our process of growing up, we may inevitably experience it. It is a test of our courage. If we let it control us, we may fall into the abyss (深渊) of serious psychological problems. 55. ______ if we harness (利用) it and take it as our inspiration, we may finally enjoy the glory of success.