She may play with your heart
They should come early to the party
I would like to eat some chips now
I can learn English in this class
I could play soccer, when I was a kid
I don't have to wake up early - it's Sunday tomorrow.
Could I have a word with you?
We must come to class everyday
It might rain today, but the sun is up
You have to walk the dog two times per day
abiliites in the present
a recommendation
permission / request
a requirement that is not an obligation
abilities in the past
wishing for something
an obligation
absence of necessity
a possibility
possibility (but low)