I can feel you can feel he can feel we can feel you can feel they can feel
V-ing form
I can be feeling you can be feeling he can be feeling we can be feeling you can be feeling they can be feeling
Perfect
I can have felt you can have felt he can have felt we can have felt you can have felt they can have felt
V-ing perfect
I can have been feeling you can have been feeling he can have been feeling we can have been feeling you can have been feeling they can have been feeling
Negation
Simple form
I cannot feel you cannot feel he cannot feel we cannot feel you cannot feel they cannot feel
V-ing form
I cannot be feeling you cannot be feeling he cannot be feeling we cannot be feeling you cannot be feeling they cannot be feeling
Perfect
I cannot have felt you cannot have felt he cannot have felt we cannot have felt you cannot have felt they cannot have felt
V-ing perfect
I cannot have been feeling you cannot have been feeling he cannot have been feeling we cannot have been feeling you cannot have been feeling they cannot have been feeling
Interrogative form
Simple form
can I feel? can you feel? can he feel? can we feel? can you feel? can they feel?
V-ing form
can I be feeling? can you be feeling? can he be feeling? can we be feeling? can you be feeling? can they be feeling?
Perfect
can I have felt? can you have felt? can he have felt? can we have felt? can you have felt? can they have felt?
V-ing perfect
can I have been feeling? can you have been feeling? can he have been feeling? can we have been feeling? can you have been feeling? can they have been feeling?
Interro-negative form
Simple form
can I not feel? can you not feel? can he not feel? can we not feel? can you not feel? can they not feel?
V-ing form
can I not be feeling? can you not be feeling? can he not be feeling? can we not be feeling? can you not be feeling? can they not be feeling?
Perfect
can I not have felt? can you not have felt? can he not have felt? can we not have felt? can you not have felt? can they not have felt?
V-ing perfect
can I not have been feeling? can you not have been feeling? can he not have been feeling? can we not have been feeling? can you not have been feeling? can they not have been feeling?