must and should ex-1

Exercise 1

Select the right option.

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.