I can curry you can curry he can curry we can curry you can curry they can curry
V-ing form
I can be currying you can be currying he can be currying we can be currying you can be currying they can be currying
Perfect
I can have curried you can have curried he can have curried we can have curried you can have curried they can have curried
V-ing perfect
I can have been currying you can have been currying he can have been currying we can have been currying you can have been currying they can have been currying
Negation
Simple form
I cannot curry you cannot curry he cannot curry we cannot curry you cannot curry they cannot curry
V-ing form
I cannot be currying you cannot be currying he cannot be currying we cannot be currying you cannot be currying they cannot be currying
Perfect
I cannot have curried you cannot have curried he cannot have curried we cannot have curried you cannot have curried they cannot have curried
V-ing perfect
I cannot have been currying you cannot have been currying he cannot have been currying we cannot have been currying you cannot have been currying they cannot have been currying
Interrogative form
Simple form
can I curry? can you curry? can he curry? can we curry? can you curry? can they curry?
V-ing form
can I be currying? can you be currying? can he be currying? can we be currying? can you be currying? can they be currying?
Perfect
can I have curried? can you have curried? can he have curried? can we have curried? can you have curried? can they have curried?
V-ing perfect
can I have been currying? can you have been currying? can he have been currying? can we have been currying? can you have been currying? can they have been currying?
Interro-negative form
Simple form
can I not curry? can you not curry? can he not curry? can we not curry? can you not curry? can they not curry?
V-ing form
can I not be currying? can you not be currying? can he not be currying? can we not be currying? can you not be currying? can they not be currying?
Perfect
can I not have curried? can you not have curried? can he not have curried? can we not have curried? can you not have curried? can they not have curried?
V-ing perfect
can I not have been currying? can you not have been currying? can he not have been currying? can we not have been currying? can you not have been currying? can they not have been currying?