I'm sure it is true "
I'm not sure "
I'm sure it isn't true
MUST - COULD - MAY - MIGHT - CAN'T/COULDN'T
Could, may, might
|
Possibility for the
future
|
I may be late for class
|
Could, may, might
|
Uncertainty
|
He could be lost
|
May not, might not
|
Uncertainty
|
They might not like it
|
Must, Can’t
|
Certainty
|
She can’t be
married
|
