Five situations with Modal Verbs.

1. Today is an excellent day for travelling abroad. And I wonder if I would buy some special souvenirs.

2. When a person did anything bad or a person stole something, he or she must tell to police the truth.

3. This day, I woke up and I looked at the sky and I though... 

It´s starting to get cloudy, it might rain soon.

4. My brother is a smart person. He can play the piano and sing at the same time.

5. In the school, when you are a student; you should study hard for getting good grades.