could havoc
Verbe régulier : havoc - havoced- havoced

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could havoc
you could havoc
he could havoc
we could havoc
you could havoc
they could havoc 	I could be havocing
you could be havocing
he could be havocing
we could be havocing
you could be havocing
they could be havocing	I could have havoced
you could have havoced
he could have havoced
we could have havoced
you could have havoced
they could have havoced	I could have been havocing
you could have been havocing
he could have been havocing
we could have been havocing
you could have been havocing
they could have been havocing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not havoc
you could not havoc
he could not havoc
we could not havoc
you could not havoc
they could not havoc 	I could not be havocing
you could not be havocing
he could not be havocing
we could not be havocing
you could not be havocing
they could not be havocing	I could not have havoced
you could not have havoced
he could not have havoced
we could not have havoced
you could not have havoced
they could not have havoced	I could not have been havocing
you could not have been havocing
he could not have been havocing
we could not have been havocing
you could not have been havocing
they could not have been havocing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I havoc?
could you havoc?
could he havoc?
could we havoc?
could you havoc?
could they havoc? 	could I be havocing?
could you be havocing?
could he be havocing?
could we be havocing?
could you be havocing?
could they be havocing? 	could I have havoced?
could you have havoced?
could he have havoced?
could we have havoced?
could you have havoced?
could they have havoced? 	could I have been havocing?
could you have been havocing?
could he have been havocing?
could we have been havocing?
could you have been havocing?
could they have been havocing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not havoc?
could you not havoc?
could he not havoc?
could we not havoc?
could you not havoc?
could they not havoc? 	could I not be havocing?
could you not be havocing?
could he not be havocing?
could we not be havocing?
could you not be havocing?
could they not be havocing? 	could I not have havoced?
could you not have havoced?
could he not have havoced?
could we not have havoced?
could you not have havoced?
could they not have havoced? 	could I not have been havocing?
could you not have been havocing?
could he not have been havocing?
could we not have been havocing?
could you not have been havocing?
could they not have been havocing?