英语：根据句意及首字母提示完成下列句子.
1.If you work hard,you'll be a s_____ person.
2.I like painting.It's c_____.
3.T_____ should learn English well.
4.Li Yuchun is my f_____singer.
5.In his free time,he often g_____ vegetables.
6.China is a d_____ country in the world.
7.The old women has sons.B_____ of them live in London.
8.English is very important,So it is n_____ for us to learn English well.