1. You have to go outside because you spend too much time in front of the computer.
2. You have to eat fruits and vegetables because they Are healthy.
3. You have to tidy Your room because its dirty.
4. You have to leave now because Your classes will start soon.
5. You have to go home because its raining.
6. You must watch this movie because its fantasic!
7. You mustnt smoke here because You Are in public place.
8. I must be there on time because its very important exam.
9. I must go to the doctor because I feel ill.
10. You must do it today because times up tomorrow.
