Modal Verbs
B1
Express ability, possibility, obligation and advice.
Explanation
Modals (can, could, may, must, should) are followed by the base verb.
When to use it
Talking about possibility, ability, permission and obligation.
Examples
- You should rest.
- I can swim.
- It might rain.
Common mistakes
- Adding to after a modal (I must to go).
- Adding -s in the third person (He cans).