1. Can I turn on the light?

2. You should stay at home today.

3. Don't forget to put on your coat.

4. I need to buy the tickets.

5. you shouldn't buy it.

6. Don't you mind if you go with me

7. Can you give me a pill.

8. I'm going to wash it.

9. we shouldn't go outside now

10. we can't have a sandwiches

11. When you clean it

12. we wouldn't get water to the flowers in the garden

13. you should study for it on Sunday