English verb conjugation
CAN DOOM

Regular verb: doom - doomed - doomed

Affirmation

Simple form	V-ing form
I can doom you can doom he can doom we can doom you can doom they can doom	I can be dooming you can be dooming he can be dooming we can be dooming you can be dooming they can be dooming
Perfect	V-ing perfect
I can have doomed you can have doomed he can have doomed we can have doomed you can have doomed they can have doomed	I can have been dooming you can have been dooming he can have been dooming we can have been dooming you can have been dooming they can have been dooming

Negation

Simple form	V-ing form
I can't doom you can't doom he can't doom we can't doom you can't doom they can't doom	I can't be dooming you can't be dooming he can't be dooming we can't be dooming you can't be dooming they can't be dooming
Perfect	V-ing perfect
I can't have doomed you can't have doomed he can't have doomed we can't have doomed you can't have doomed they can't have doomed	I can't have been dooming you can't have been dooming he can't have been dooming we can't have been dooming you can't have been dooming they can't have been dooming

Interrogative form

Simple form	V-ing form
can I doom? can you doom? can he doom? can we doom? can you doom? can they doom?	can I be dooming? can you be dooming? can he be dooming? can we be dooming? can you be dooming? can they be dooming?
Perfect	V-ing perfect
can I have doomed? can you have doomed? can he have doomed? can we have doomed? can you have doomed? can they have doomed?	can I have been dooming? can you have been dooming? can he have been dooming? can we have been dooming? can you have been dooming? can they have been dooming?

Interro-negative form

Simple form	V-ing form
can't I doom? can't you doom? can't he doom? can't we doom? can't you doom? can't they doom?	can't I be dooming? can't you be dooming? can't he be dooming? can't we be dooming? can't you be dooming? can't they be dooming?
Perfect	V-ing perfect
can't I have doomed? can't you have doomed? can't he have doomed? can't we have doomed? can't you have doomed? can't they have doomed?	can't I have been dooming? can't you have been dooming? can't he have been dooming? can't we have been dooming? can't you have been dooming? can't they have been dooming?