can subserve
Verbe régulier : subserve - subserved- subserved

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can subserve
you can subserve
she can subserve
we can subserve
you can subserve
they can subserve 	I can be subserving
you can be subserving
she can be subserving
we can be subserving
you can be subserving
they can be subserving	I can have subserved
you can have subserved
she can have subserved
we can have subserved
you can have subserved
they can have subserved	I can have been subserving
you can have been subserving
she can have been subserving
we can have been subserving
you can have been subserving
they can have been subserving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't subserve
you can't subserve
she can't subserve
we can't subserve
you can't subserve
they can't subserve 	I can't be subserving
you can't be subserving
she can't be subserving
we can't be subserving
you can't be subserving
they can't be subserving	I can't have subserved
you can't have subserved
she can't have subserved
we can't have subserved
you can't have subserved
they can't have subserved	I can't have been subserving
you can't have been subserving
she can't have been subserving
we can't have been subserving
you can't have been subserving
they can't have been subserving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I subserve?
can you subserve?
can she subserve?
can we subserve?
can you subserve?
can they subserve? 	can I be subserving?
can you be subserving?
can she be subserving?
can we be subserving?
can you be subserving?
can they be subserving? 	can I have subserved?
can you have subserved?
can she have subserved?
can we have subserved?
can you have subserved?
can they have subserved? 	can I have been subserving?
can you have been subserving?
can she have been subserving?
can we have been subserving?
can you have been subserving?
can they have been subserving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I subserve?
can't you subserve?
can't she subserve?
can't we subserve?
can't you subserve?
can't they subserve? 	can't I be subserving?
can't you be subserving?
can't she be subserving?
can't we be subserving?
can't you be subserving?
can't they be subserving? 	can't I have subserved?
can't you have subserved?
can't she have subserved?
can't we have subserved?
can't you have subserved?
can't they have subserved? 	can't I have been subserving?
can't you have been subserving?
can't she have been subserving?
can't we have been subserving?
can't you have been subserving?
can't they have been subserving?