to say what is necessary or obligatory
talk about possessing or owning smth.
We had a small party.
I have voice training.
say what is necessary or obligatory
I have to use my own name.
I have worked for the company for ten years
I have to speak with a US agent.
I have to dress well.
I don't have a lot of time.
say what is neccessary or obligatory
talk about actions and experienses
talk about actions or experiences
an auxiliary for present perfect
