MODAL VERBS

1. Offers

1.1. Will

1.2. Can

1.3. Could

2. Ability

2.1. Can

3. Requests

3.1. Can

3.2. Could

4. Advices

4.1. Should

4.2. Would

5. Obligations

5.1. Must

5.2. Have to

5.3. Must not

5.4. Should

6. Probability/Possibility

6.1. Should

6.2. Might

7. Permission

7.1. Can

7.2. Could

7.3. May

8. Prohibitions

8.1. Can't

8.2. May not