can underheat
Verbe régulier : underheat - underheated- underheated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can underheat
you can underheat
he can underheat
we can underheat
you can underheat
they can underheat 	I can be underheating
you can be underheating
he can be underheating
we can be underheating
you can be underheating
they can be underheating	I can have underheated
you can have underheated
he can have underheated
we can have underheated
you can have underheated
they can have underheated	I can have been underheating
you can have been underheating
he can have been underheating
we can have been underheating
you can have been underheating
they can have been underheating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot underheat
you cannot underheat
he cannot underheat
we cannot underheat
you cannot underheat
they cannot underheat 	I cannot be underheating
you cannot be underheating
he cannot be underheating
we cannot be underheating
you cannot be underheating
they cannot be underheating	I cannot have underheated
you cannot have underheated
he cannot have underheated
we cannot have underheated
you cannot have underheated
they cannot have underheated	I cannot have been underheating
you cannot have been underheating
he cannot have been underheating
we cannot have been underheating
you cannot have been underheating
they cannot have been underheating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I underheat?
can you underheat?
can he underheat?
can we underheat?
can you underheat?
can they underheat? 	can I be underheating?
can you be underheating?
can he be underheating?
can we be underheating?
can you be underheating?
can they be underheating? 	can I have underheated?
can you have underheated?
can he have underheated?
can we have underheated?
can you have underheated?
can they have underheated? 	can I have been underheating?
can you have been underheating?
can he have been underheating?
can we have been underheating?
can you have been underheating?
can they have been underheating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not underheat?
can you not underheat?
can he not underheat?
can we not underheat?
can you not underheat?
can they not underheat? 	can I not be underheating?
can you not be underheating?
can he not be underheating?
can we not be underheating?
can you not be underheating?
can they not be underheating? 	can I not have underheated?
can you not have underheated?
can he not have underheated?
can we not have underheated?
can you not have underheated?
can they not have underheated? 	can I not have been underheating?
can you not have been underheating?
can he not have been underheating?
can we not have been underheating?
can you not have been underheating?
can they not have been underheating?