I can color you can color he can color we can color you can color they can color
V-ing form
I can be coloring you can be coloring he can be coloring we can be coloring you can be coloring they can be coloring
Perfect
I can have colored you can have colored he can have colored we can have colored you can have colored they can have colored
V-ing perfect
I can have been coloring you can have been coloring he can have been coloring we can have been coloring you can have been coloring they can have been coloring
Negation
Simple form
I cannot color you cannot color he cannot color we cannot color you cannot color they cannot color
V-ing form
I cannot be coloring you cannot be coloring he cannot be coloring we cannot be coloring you cannot be coloring they cannot be coloring
Perfect
I cannot have colored you cannot have colored he cannot have colored we cannot have colored you cannot have colored they cannot have colored
V-ing perfect
I cannot have been coloring you cannot have been coloring he cannot have been coloring we cannot have been coloring you cannot have been coloring they cannot have been coloring
Interrogative form
Simple form
can I color? can you color? can he color? can we color? can you color? can they color?
V-ing form
can I be coloring? can you be coloring? can he be coloring? can we be coloring? can you be coloring? can they be coloring?
Perfect
can I have colored? can you have colored? can he have colored? can we have colored? can you have colored? can they have colored?
V-ing perfect
can I have been coloring? can you have been coloring? can he have been coloring? can we have been coloring? can you have been coloring? can they have been coloring?
Interro-negative form
Simple form
can I not color? can you not color? can he not color? can we not color? can you not color? can they not color?
V-ing form
can I not be coloring? can you not be coloring? can he not be coloring? can we not be coloring? can you not be coloring? can they not be coloring?
Perfect
can I not have colored? can you not have colored? can he not have colored? can we not have colored? can you not have colored? can they not have colored?
V-ing perfect
can I not have been coloring? can you not have been coloring? can he not have been coloring? can we not have been coloring? can you not have been coloring? can they not have been coloring?