1. Modal Verbs
Helping verbs – they give information about the main verb.
2. Modal + Simple Form
Can: Natalie can play tennis today. (ability or
Could: They could play the guitar.
(Formal of “can”)
May: It may be a nice day tomorrow.
Might: It might be a nice day tomorrow.
3. Must / Have to?
Similar meaning about obligation
MUST: Usually used for feelings and
wishes of the speaker.
◦ I must stop smoking. (I want to)
HAVE TO: Usually obligations that come
◦ I have to stop smoking (The doctor