can upheave
Verbe régulier : upheave - upheaved- upheaved

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can upheave
you can upheave
she can upheave
we can upheave
you can upheave
they can upheave 	I can be upheaving
you can be upheaving
she can be upheaving
we can be upheaving
you can be upheaving
they can be upheaving	I can have upheaved
you can have upheaved
she can have upheaved
we can have upheaved
you can have upheaved
they can have upheaved	I can have been upheaving
you can have been upheaving
she can have been upheaving
we can have been upheaving
you can have been upheaving
they can have been upheaving	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot upheave
you cannot upheave
she cannot upheave
we cannot upheave
you cannot upheave
they cannot upheave 	I cannot be upheaving
you cannot be upheaving
she cannot be upheaving
we cannot be upheaving
you cannot be upheaving
they cannot be upheaving	I cannot have upheaved
you cannot have upheaved
she cannot have upheaved
we cannot have upheaved
you cannot have upheaved
they cannot have upheaved	I cannot have been upheaving
you cannot have been upheaving
she cannot have been upheaving
we cannot have been upheaving
you cannot have been upheaving
they cannot have been upheaving	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I upheave?
can you upheave?
can she upheave?
can we upheave?
can you upheave?
can they upheave? 	can I be upheaving?
can you be upheaving?
can she be upheaving?
can we be upheaving?
can you be upheaving?
can they be upheaving? 	can I have upheaved?
can you have upheaved?
can she have upheaved?
can we have upheaved?
can you have upheaved?
can they have upheaved? 	can I have been upheaving?
can you have been upheaving?
can she have been upheaving?
can we have been upheaving?
can you have been upheaving?
can they have been upheaving? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not upheave?
can you not upheave?
can she not upheave?
can we not upheave?
can you not upheave?
can they not upheave? 	can I not be upheaving?
can you not be upheaving?
can she not be upheaving?
can we not be upheaving?
can you not be upheaving?
can they not be upheaving? 	can I not have upheaved?
can you not have upheaved?
can she not have upheaved?
can we not have upheaved?
can you not have upheaved?
can they not have upheaved? 	can I not have been upheaving?
can you not have been upheaving?
can she not have been upheaving?
can we not have been upheaving?
can you not have been upheaving?
can they not have been upheaving?