Ⅰ、1、writer
2、illness
3、progress
4、ability
5、community
Ⅱ、1 - 5 A B C B D
Ⅲ、1 - 5 C A D E B
Ⅳ、1、What happened to Daming yesterday
2、What was Helen Keller famous for
3、I don't know the boy named Jack
4、The girl who has long hair is my sister
5、His grandfather died at the age of eighty-two