English verb conjugation
CAN ROOK

Regular verb: rook - rooked - rooked

Affirmation

Simple form	V-ing form
I can rook you can rook he can rook we can rook you can rook they can rook	I can be rooking you can be rooking he can be rooking we can be rooking you can be rooking they can be rooking
Perfect	V-ing perfect
I can have rooked you can have rooked he can have rooked we can have rooked you can have rooked they can have rooked	I can have been rooking you can have been rooking he can have been rooking we can have been rooking you can have been rooking they can have been rooking

Negation

Simple form	V-ing form
I can't rook you can't rook he can't rook we can't rook you can't rook they can't rook	I can't be rooking you can't be rooking he can't be rooking we can't be rooking you can't be rooking they can't be rooking
Perfect	V-ing perfect
I can't have rooked you can't have rooked he can't have rooked we can't have rooked you can't have rooked they can't have rooked	I can't have been rooking you can't have been rooking he can't have been rooking we can't have been rooking you can't have been rooking they can't have been rooking

Interrogative form

Simple form	V-ing form
can I rook? can you rook? can he rook? can we rook? can you rook? can they rook?	can I be rooking? can you be rooking? can he be rooking? can we be rooking? can you be rooking? can they be rooking?
Perfect	V-ing perfect
can I have rooked? can you have rooked? can he have rooked? can we have rooked? can you have rooked? can they have rooked?	can I have been rooking? can you have been rooking? can he have been rooking? can we have been rooking? can you have been rooking? can they have been rooking?

Interro-negative form

Simple form	V-ing form
can't I rook? can't you rook? can't he rook? can't we rook? can't you rook? can't they rook?	can't I be rooking? can't you be rooking? can't he be rooking? can't we be rooking? can't you be rooking? can't they be rooking?
Perfect	V-ing perfect
can't I have rooked? can't you have rooked? can't he have rooked? can't we have rooked? can't you have rooked? can't they have rooked?	can't I have been rooking? can't you have been rooking? can't he have been rooking? can't we have been rooking? can't you have been rooking? can't they have been rooking?