根据句子意思及所给的首字母或汉语提示，写出该句子中所缺的单词。
1. Li Na is a famous tennis p______.
2. We can't l______ to music when the teacher is talking in class.
3. The children had a______ been asleep when I got home .
4. Mr Li is s______ with his students and makes them work hard.
5. Zhou Gu was ______ (采访) by the local newspaper.
6. There are ______ (五十二) weeks in a year.
7. The doctor gave him some medicine for his serious ______ (疾病).
