can clump
Verbe régulier : clump - clumped- clumped
Traduction française : marcher d'un pas lourd - grouper 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can clump
you can clump
he can clump
we can clump
you can clump
they can clump 	I can be clumping
you can be clumping
he can be clumping
we can be clumping
you can be clumping
they can be clumping	I can have clumped
you can have clumped
he can have clumped
we can have clumped
you can have clumped
they can have clumped	I can have been clumping
you can have been clumping
he can have been clumping
we can have been clumping
you can have been clumping
they can have been clumping	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot clump
you cannot clump
he cannot clump
we cannot clump
you cannot clump
they cannot clump 	I cannot be clumping
you cannot be clumping
he cannot be clumping
we cannot be clumping
you cannot be clumping
they cannot be clumping	I cannot have clumped
you cannot have clumped
he cannot have clumped
we cannot have clumped
you cannot have clumped
they cannot have clumped	I cannot have been clumping
you cannot have been clumping
he cannot have been clumping
we cannot have been clumping
you cannot have been clumping
they cannot have been clumping	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I clump?
can you clump?
can he clump?
can we clump?
can you clump?
can they clump? 	can I be clumping?
can you be clumping?
can he be clumping?
can we be clumping?
can you be clumping?
can they be clumping? 	can I have clumped?
can you have clumped?
can he have clumped?
can we have clumped?
can you have clumped?
can they have clumped? 	can I have been clumping?
can you have been clumping?
can he have been clumping?
can we have been clumping?
can you have been clumping?
can they have been clumping? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not clump?
can you not clump?
can he not clump?
can we not clump?
can you not clump?
can they not clump? 	can I not be clumping?
can you not be clumping?
can he not be clumping?
can we not be clumping?
can you not be clumping?
can they not be clumping? 	can I not have clumped?
can you not have clumped?
can he not have clumped?
can we not have clumped?
can you not have clumped?
can they not have clumped? 	can I not have been clumping?
can you not have been clumping?
can he not have been clumping?
can we not have been clumping?
can you not have been clumping?
can they not have been clumping?