Should or must?

1. I  ____take some exercise if I want to feel fine.

2. I  ____worry about the exam if I were you. You have worked really hard. (-)

3. You look tired. I think you ____ take a few days off.

4. You _______  swim in that river. It's full of crocodiles

5. You  ______ drink so much. It's not good for your health.

6. You _____ brush your teeth after every meal, if possible

7. You _____ touch anything electrical if you are in the bath.

8. You_____  focus more on your family and less on work.

9. Jenny, you  _______ play in the street!

10. You  ______ come to school on time.