could crossruff
Verbe régulier : crossruff - crossruffed- crossruffed

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could crossruff
you could crossruff
she could crossruff
we could crossruff
you could crossruff
they could crossruff 	I could be crossruffing
you could be crossruffing
she could be crossruffing
we could be crossruffing
you could be crossruffing
they could be crossruffing	I could have crossruffed
you could have crossruffed
she could have crossruffed
we could have crossruffed
you could have crossruffed
they could have crossruffed	I could have been crossruffing
you could have been crossruffing
she could have been crossruffing
we could have been crossruffing
you could have been crossruffing
they could have been crossruffing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't crossruff
you couldn't crossruff
she couldn't crossruff
we couldn't crossruff
you couldn't crossruff
they couldn't crossruff 	I couldn't be crossruffing
you couldn't be crossruffing
she couldn't be crossruffing
we couldn't be crossruffing
you couldn't be crossruffing
they couldn't be crossruffing	I couldn't have crossruffed
you couldn't have crossruffed
she couldn't have crossruffed
we couldn't have crossruffed
you couldn't have crossruffed
they couldn't have crossruffed	I couldn't have been crossruffing
you couldn't have been crossruffing
she couldn't have been crossruffing
we couldn't have been crossruffing
you couldn't have been crossruffing
they couldn't have been crossruffing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I crossruff?
could you crossruff?
could she crossruff?
could we crossruff?
could you crossruff?
could they crossruff? 	could I be crossruffing?
could you be crossruffing?
could she be crossruffing?
could we be crossruffing?
could you be crossruffing?
could they be crossruffing? 	could I have crossruffed?
could you have crossruffed?
could she have crossruffed?
could we have crossruffed?
could you have crossruffed?
could they have crossruffed? 	could I have been crossruffing?
could you have been crossruffing?
could she have been crossruffing?
could we have been crossruffing?
could you have been crossruffing?
could they have been crossruffing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I crossruff?
couldn't you crossruff?
couldn't she crossruff?
couldn't we crossruff?
couldn't you crossruff?
couldn't they crossruff? 	couldn't I be crossruffing?
couldn't you be crossruffing?
couldn't she be crossruffing?
couldn't we be crossruffing?
couldn't you be crossruffing?
couldn't they be crossruffing? 	couldn't I have crossruffed?
couldn't you have crossruffed?
couldn't she have crossruffed?
couldn't we have crossruffed?
couldn't you have crossruffed?
couldn't they have crossruffed? 	couldn't I have been crossruffing?
couldn't you have been crossruffing?
couldn't she have been crossruffing?
couldn't we have been crossruffing?
couldn't you have been crossruffing?
couldn't they have been crossruffing?