根据本单元reading 课文在下面短文空格中填入所缺单词（每空一词）。
What is happiness? How will you find happiness even during times of a personal catastrophe? The gymnast Sang Lan has set a good 1. to us.
Sang Lan was born in Ningbo, China in 1981 and began learning gymnastics at the 2. of six. By the time she competed in the gymnastics tournament at New York Goodwill Games she had been a junior gymnast for eleven years. As her teammates described, she worked hard and was full of 3. and happiness. Even though she didn’t live 4. with her parents, she was happy to devote herself to gymnastics. Unfortunately, in 1998, a small accident could have cost her future happiness. She broke her neck while 5. a vault. She was 6. to a top hospital without delay, but specialists said that because of her severe injuries she would never walk again.
