根据句意和首字字母提示填入所缺单词

问题描述:

根据句意和首字字母提示填入所缺单词
1.My sister is f() years old.
2.Can you count from one to n()?
3.How many people are there in your f( )?
4.I'm No.7.What's her n()?

five
nine
family
number