I can grow you can grow she can grow we can grow you can grow they can grow
V-ing form
I can be growing you can be growing she can be growing we can be growing you can be growing they can be growing
Perfect
I can have grown you can have grown she can have grown we can have grown you can have grown they can have grown
V-ing perfect
I can have been growing you can have been growing she can have been growing we can have been growing you can have been growing they can have been growing
Negation
Simple form
I cannot grow you cannot grow she cannot grow we cannot grow you cannot grow they cannot grow
V-ing form
I cannot be growing you cannot be growing she cannot be growing we cannot be growing you cannot be growing they cannot be growing
Perfect
I cannot have grown you cannot have grown she cannot have grown we cannot have grown you cannot have grown they cannot have grown
V-ing perfect
I cannot have been growing you cannot have been growing she cannot have been growing we cannot have been growing you cannot have been growing they cannot have been growing
Interrogative form
Simple form
can I grow? can you grow? can she grow? can we grow? can you grow? can they grow?
V-ing form
can I be growing? can you be growing? can she be growing? can we be growing? can you be growing? can they be growing?
Perfect
can I have grown? can you have grown? can she have grown? can we have grown? can you have grown? can they have grown?
V-ing perfect
can I have been growing? can you have been growing? can she have been growing? can we have been growing? can you have been growing? can they have been growing?
Interro-negative form
Simple form
can I not grow? can you not grow? can she not grow? can we not grow? can you not grow? can they not grow?
V-ing form
can I not be growing? can you not be growing? can she not be growing? can we not be growing? can you not be growing? can they not be growing?
Perfect
can I not have grown? can you not have grown? can she not have grown? can we not have grown? can you not have grown? can they not have grown?
V-ing perfect
can I not have been growing? can you not have been growing? can she not have been growing? can we not have been growing? can you not have been growing? can they not have been growing?