Conjugaison du verbe anglais
COULD UNDERHEAT

Verbe régulier : underheat - underheated - underheated

Affirmation

Forme simple	Forme en V-ing
I could underheat you could underheat she could underheat we could underheat you could underheat they could underheat	I could be underheating you could be underheating she could be underheating we could be underheating you could be underheating they could be underheating
Perfect	Perfect en V-ing
I could have underheated you could have underheated she could have underheated we could have underheated you could have underheated they could have underheated	I could have been underheating you could have been underheating she could have been underheating we could have been underheating you could have been underheating they could have been underheating

Négation

Forme simple	Forme en V-ing
I could not underheat you could not underheat she could not underheat we could not underheat you could not underheat they could not underheat	I could not be underheating you could not be underheating she could not be underheating we could not be underheating you could not be underheating they could not be underheating
Perfect	Perfect en V-ing
I could not have underheated you could not have underheated she could not have underheated we could not have underheated you could not have underheated they could not have underheated	I could not have been underheating you could not have been underheating she could not have been underheating we could not have been underheating you could not have been underheating they could not have been underheating

Forme interrogative

Forme simple	Forme en V-ing
could I underheat? could you underheat? could she underheat? could we underheat? could you underheat? could they underheat?	could I be underheating? could you be underheating? could she be underheating? could we be underheating? could you be underheating? could they be underheating?
Perfect	Perfect en V-ing
could I have underheated? could you have underheated? could she have underheated? could we have underheated? could you have underheated? could they have underheated?	could I have been underheating? could you have been underheating? could she have been underheating? could we have been underheating? could you have been underheating? could they have been underheating?

Forme interro-négative

Forme simple	Forme en V-ing
could I not underheat? could you not underheat? could she not underheat? could we not underheat? could you not underheat? could they not underheat?	could I not be underheating? could you not be underheating? could she not be underheating? could we not be underheating? could you not be underheating? could they not be underheating?
Perfect	Perfect en V-ing
could I not have underheated? could you not have underheated? could she not have underheated? could we not have underheated? could you not have underheated? could they not have underheated?	could I not have been underheating? could you not have been underheating? could she not have been underheating? could we not have been underheating? could you not have been underheating? could they not have been underheating?