My grandpa is seventy-six years old. He often tells me about his old days when he is ____. Grandpa often says, " ____is much better today. Now you have lights, but when I was a child, we  ____candles. Travelling used to be very difficult, but now it's much easier." My grandpa was born in a poor ____ so he didn't get much ____However, he never stopped ____.As a child, Grandpa hardly ever played games with other children. Instead, he read ____to increase his knowledge. When Grandpa was eighteen years old, he ____ a job as a postman. No matter it was in ____or in summer, Grandpa worked ten hours a day. He loved his job very much. In Grandpa's ____ knowledge is wealth. He often encourages me to read a lot.