English verb conjugation
CAN CAREEN

Regular verb: careen - careened - careened

Affirmation

Simple form	V-ing form
I can careen you can careen he can careen we can careen you can careen they can careen	I can be careening you can be careening he can be careening we can be careening you can be careening they can be careening
Perfect	V-ing perfect
I can have careened you can have careened he can have careened we can have careened you can have careened they can have careened	I can have been careening you can have been careening he can have been careening we can have been careening you can have been careening they can have been careening

Negation

Simple form	V-ing form
I can't careen you can't careen he can't careen we can't careen you can't careen they can't careen	I can't be careening you can't be careening he can't be careening we can't be careening you can't be careening they can't be careening
Perfect	V-ing perfect
I can't have careened you can't have careened he can't have careened we can't have careened you can't have careened they can't have careened	I can't have been careening you can't have been careening he can't have been careening we can't have been careening you can't have been careening they can't have been careening

Interrogative form

Simple form	V-ing form
can I careen? can you careen? can he careen? can we careen? can you careen? can they careen?	can I be careening? can you be careening? can he be careening? can we be careening? can you be careening? can they be careening?
Perfect	V-ing perfect
can I have careened? can you have careened? can he have careened? can we have careened? can you have careened? can they have careened?	can I have been careening? can you have been careening? can he have been careening? can we have been careening? can you have been careening? can they have been careening?

Interro-negative form

Simple form	V-ing form
can't I careen? can't you careen? can't he careen? can't we careen? can't you careen? can't they careen?	can't I be careening? can't you be careening? can't he be careening? can't we be careening? can't you be careening? can't they be careening?
Perfect	V-ing perfect
can't I have careened? can't you have careened? can't he have careened? can't we have careened? can't you have careened? can't they have careened?	can't I have been careening? can't you have been careening? can't he have been careening? can't we have been careening? can't you have been careening? can't they have been careening?