1.He used to sleep with lights on

2.He spent two hours finishing reading this book

3.He likes to chat with friends online

4.The old man lived alone, but did not feel lonely

5.Don`t worry about me I'll be fine

6.I am nostalgic for the days we are together

7.In the past few years, he changed a lot

8.In the past they were good friends, but now they have not talked to each other

9.I`m in the swimming team

10.The doctor asked me to give up smoking