can doom
Verbo regular: doom - doomed- doomed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can doom
you can doom
she can doom
we can doom
you can doom
they can doom 	I can be dooming
you can be dooming
she can be dooming
we can be dooming
you can be dooming
they can be dooming	I can have doomed
you can have doomed
she 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
she can have been dooming
we can have been dooming
you can have been dooming
they can have been dooming	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot doom
you cannot doom
she cannot doom
we cannot doom
you cannot doom
they cannot doom 	I cannot be dooming
you cannot be dooming
she cannot be dooming
we cannot be dooming
you cannot be dooming
they cannot be dooming	I cannot have doomed
you cannot have doomed
she cannot have doomed
we cannot have doomed
you cannot have doomed
they cannot have doomed	I cannot have been dooming
you cannot have been dooming
she cannot have been dooming
we cannot have been dooming
you cannot have been dooming
they cannot have been dooming	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I doom?
can you doom?
can she doom?
can we doom?
can you doom?
can they doom? 	can I be dooming?
can you be dooming?
can she be dooming?
can we be dooming?
can you be dooming?
can they be dooming? 	can I have doomed?
can you have doomed?
can she 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 she have been dooming?
can we have been dooming?
can you have been dooming?
can they have been dooming? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not doom?
can you not doom?
can she not doom?
can we not doom?
can you not doom?
can they not doom? 	can I not be dooming?
can you not be dooming?
can she not be dooming?
can we not be dooming?
can you not be dooming?
can they not be dooming? 	can I not have doomed?
can you not have doomed?
can she not have doomed?
can we not have doomed?
can you not have doomed?
can they not have doomed? 	can I not have been dooming?
can you not have been dooming?
can she not have been dooming?
can we not have been dooming?
can you not have been dooming?
can they not have been dooming?