根据句意及首字母提示补全单词。

1. Liu Xiang broke the Olympic r_______ and won a gold medal in the 2004 Athens Olympics.

2. They are l_______ for Beijing the day after tomorrow.

3. Cui Hua, shall we s_______ the sour cabbage (酸菜)?

4. When you get home from school, you should r_______ yourself with music.

5. Jane is always careful, but her brother is always c_______.