1. I didn’t go to school because I was sick.  ->I was sick, so I didn’t go to school.

2. It will be good if you eat less meat and more vegetables.

-> You should eat less meat and more vegetables

3. He likes playing computer games in his free time.à His hobby is playing computer games

4. I am interested in watching TV in the evening.à I enjoy watching TV in the evening

1. so that I didn't go to school
2. eat less meat and more vegetable
3. playing computer games
4. watching TV in the evening