Open brackets using gerund:
f.e. (to ski) can be dangerous. Skiing can be dangerous.
1. After (to shop) , we went to the cinema.
2. (to smoke) is unhealthy.
3. (to swim) is my favorite activity.
4. Do you like (to surf) on the net?
5. Does she enjoy (to wear) jewels?
6. At the (begin) of the year, we move south.
7. Before(to go) to bed, I usually have a shower.
8. Be careful when (to spell) words.
9. The neighbours thanked me for (to call) the fire department.