could rototill
Verbe régulier : rototill - rototilled- rototilled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could rototill
you could rototill
he could rototill
we could rototill
you could rototill
they could rototill 	I could be rototilling
you could be rototilling
he could be rototilling
we could be rototilling
you could be rototilling
they could be rototilling	I could have rototilled
you could have rototilled
he could have rototilled
we could have rototilled
you could have rototilled
they could have rototilled	I could have been rototilling
you could have been rototilling
he could have been rototilling
we could have been rototilling
you could have been rototilling
they could have been rototilling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I couldn't rototill
you couldn't rototill
he couldn't rototill
we couldn't rototill
you couldn't rototill
they couldn't rototill 	I couldn't be rototilling
you couldn't be rototilling
he couldn't be rototilling
we couldn't be rototilling
you couldn't be rototilling
they couldn't be rototilling	I couldn't have rototilled
you couldn't have rototilled
he couldn't have rototilled
we couldn't have rototilled
you couldn't have rototilled
they couldn't have rototilled	I couldn't have been rototilling
you couldn't have been rototilling
he couldn't have been rototilling
we couldn't have been rototilling
you couldn't have been rototilling
they couldn't have been rototilling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I rototill?
could you rototill?
could he rototill?
could we rototill?
could you rototill?
could they rototill? 	could I be rototilling?
could you be rototilling?
could he be rototilling?
could we be rototilling?
could you be rototilling?
could they be rototilling? 	could I have rototilled?
could you have rototilled?
could he have rototilled?
could we have rototilled?
could you have rototilled?
could they have rototilled? 	could I have been rototilling?
could you have been rototilling?
could he have been rototilling?
could we have been rototilling?
could you have been rototilling?
could they have been rototilling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
couldn't I rototill?
couldn't you rototill?
couldn't he rototill?
couldn't we rototill?
couldn't you rototill?
couldn't they rototill? 	couldn't I be rototilling?
couldn't you be rototilling?
couldn't he be rototilling?
couldn't we be rototilling?
couldn't you be rototilling?
couldn't they be rototilling? 	couldn't I have rototilled?
couldn't you have rototilled?
couldn't he have rototilled?
couldn't we have rototilled?
couldn't you have rototilled?
couldn't they have rototilled? 	couldn't I have been rototilling?
couldn't you have been rototilling?
couldn't he have been rototilling?
couldn't we have been rototilling?
couldn't you have been rototilling?
couldn't they have been rototilling?