1. Ability
1.1. Can
1.1.1. Example: Andreina can can food very fast
1.2. Be able to
1.2.1. Example: Carlos could be able to drive if he were not so crazy
2. Obligation
2.1. Must
2.1.1. Example: Johan must do all your tasks in your work or you'll get fired
2.2. Have to
2.2.1. Example: Johanna have to complete the job before you get paid
3. Necessity
3.1. Need
3.1.1. Example: Angel needs to pass the subject to pass the career
4. Advice
4.1. Ought to
4.1.1. Example: Jose ought to do his homework, or He will fail chemistry
5. Posibility
5.1. Might
5.1.1. Example: Juan might be doing a second career but he is too lazy
5.2. May
5.2.1. Example: victor may have a new job if he works harder
5.3. Could
5.3.1. Example: Jesus could become stronger if he exercises more
6. Prohibition
6.1. Must not
6.1.1. Example: Juan must not go to Carlos house, he is not a good guy
7. Permisson
7.1. Can
7.1.1. Example: Luis can go to the party if he arrives early
7.2. May
7.2.1. Example: Mariana may be going to the party if he finisher her homework
8. Habit
8.1. Used to
8.1.1. Example: Pedro used to be a very responsible guy
9. Offer
9.1. Will
9.1.1. Example: Catherine will go to the party if he gets her work done
9.2. Shall
9.2.1. Example: Karla shall play with us if we are careful with her
9.3. Would
9.3.1. Example: Esther would become bigger if she eats better