MODAL VERBS: ABILITY, POSSIBILITY AND OBLIGATION (FUTURE)

Use ??? be able to to talk about future ability

• will/won't

• could/couldn't

• may

I ??? be able to drive a car on my own.

Don't use ??? for future ability.

• can

• could

• will be able to

Use ???, might or could to describe future possibilities.

• may

• will

• able to

To describe a negative possibility in the future, we use ??? not

• might

• could

to describe future obligation we use -