1.I know it all. I know him for many years. I know what you're looking at me. I knew him in my childhood. I knew him before he joined our class.
2. We are close friends. We are friends since childhood. We were close friends before started to work at the same school. We were friends last year. We used to be friends, but now everything has changed.
3. In my opinion, she's married. She was married for two years. She was married, but now she's divorced.
4. I recovered and now I'm on a diet. I recovered before I got married. I have recovered in the last year. I recovered and then sat on a diet and lost weight.
5. She's in love with him. She's in love with him since childhood. She was in love with him before met him personally.
6. My grandfather never flew on a plane. During the flight my grandfather was very nervous, because he's never been on a plane before.
7. I met her a few days ago. She just returned from Prague. She's at home. Go to her, She just returned from Prague.
8. She was not hungry because you just ate Breakfast. And actually she eats very rarely. She always ate when I was in high school, but now she does not have time for Breakfast.
9. When we got to the cinema, the movie already started. The film began after we went to the cinema. We went to the cinema, took our seats and the film started.
10. I was home by 5 o'clock. I was at home when the phone rang. I was at home while my friends were preparing for the exams. I used rarely at home, but now I've become a real homebody. I'm always home in the evenings.