DIFFERENCES ABOUT CAN AND WILL BE ABLE TO
Can use in present, the past use COULD
Be able to you use in past, in present and with modal verbs
Example
1. Your dentist will be able to attend you in the afternoon
2. Your dentist can attend you in the afternoon
Examples in class about WILL, MAY, MIGHT OR BE ABLE TO
1. What will you not be able to do later today? NEGATIVE SENTENCE
I will not be able to study the exam topics today because I will not be at home
2. What will you be able to do later today? POSITIVE SENTENCE
I will be able to go home, have lunch, and go out with my friends a birthday party
On saturday night, I will go to the party with friends.
Will is 90% of the posibilitie
On saturday morning, I might go to the beach
Might is 10% of the posibilitie
On saturday afternoon, I may study others modal verbs at home
May is 50% of the posibilitie
Two verbs can't be in the same sentence, this would lose meaning or validity EXAMPLE: WILL CAN.