根据首字母提示或汉语提示,补全单词
1、D------ were animals which lived on Earth more than 60 million years ago.
2、Nowadays more and more people have moved from the c------ into the city.
3、I need to buy a n----- to use it in class.
4、The baby can cry as soon as he is b-----.
5、The football team i------- twenty players,two coaches ,a doctor and a cook.