题目内容：

根据下列句子的意思，用括号中所给单词的正确形式填空。（每小题1分，共5分）

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

2.Work hard, and your f_______ is not a dream.

3.He likes music. He wants to be a m       when he grows up.

4.The Big Big World is a very p_______ song.

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