Verbs and modal expressions

1. Examples Posibility

1.1. It can rain later.

1.2. It could be true.

1.3. We may arrive late.

1.4. He might join our in teamwork.

2. Examples Obligation

2.1. You must wear a helmet.

2.2. I have to finish this project.

3. Examples Prohibition

3.1. You must not smoke here.

3.2. You cannot park here.

4. Examples Permission

4.1. You can use my phone.

4.2. May I leave early?

4.3. Would you do me a favor?

5. Examples Ability

5.1. She can play the piano.

5.2. I could run faster when I was younger.

6. Examples Advice

6.1. You should go to the doctor as soon as possible.

7. Possibility Modals

7.1. Can

7.1.1. Expresses possibility or capacity in the present.

7.2. Could

7.2.1. Expresses possibility or capacity in the past or hypothetical future.

7.3. May

7.3.1. Expresses formal possibility or permission.

7.4. Might

7.4.1. Express little probability or possibility in the present or in the future

8. Obligation Modals

8.1. Must

8.1.1. Expresses strong obligation or need.

8.2. Have to

8.2.1. Indicates external obligation.

9. Prohibition Modals

9.1. Must not

9.1.1. Indicates a strict prohibition.

9.2. Cannot

9.2.1. Expresses impossibility or prohibition.

10. Permission Modals

10.1. Can

10.1.1. Informal permission.

10.2. May

10.2.1. Formal permission.

10.3. Would

10.3.1. Polite requests and to invite someone to do something.

11. Ability Modals

11.1. Can

11.1.1. Ability in the present.

11.2. Could

11.2.1. Ability in the past or hypothesis.

12. Advices Modals

12.1. Should

12.1.1. To express recommendations or advice, giving an opinion of what is considered correct.