Conjugaison du verbe anglais
COULD OVERSTUDY

Verbe régulier : overstudy - overstudied - overstudied

Affirmation

Forme simple	Forme en V-ing
I could overstudy you could overstudy she could overstudy we could overstudy you could overstudy they could overstudy	I could be overstudying you could be overstudying she could be overstudying we could be overstudying you could be overstudying they could be overstudying
Perfect	Perfect en V-ing
I could have overstudied you could have overstudied she could have overstudied we could have overstudied you could have overstudied they could have overstudied	I could have been overstudying you could have been overstudying she could have been overstudying we could have been overstudying you could have been overstudying they could have been overstudying

Négation

Forme simple	Forme en V-ing
I could not overstudy you could not overstudy she could not overstudy we could not overstudy you could not overstudy they could not overstudy	I could not be overstudying you could not be overstudying she could not be overstudying we could not be overstudying you could not be overstudying they could not be overstudying
Perfect	Perfect en V-ing
I could not have overstudied you could not have overstudied she could not have overstudied we could not have overstudied you could not have overstudied they could not have overstudied	I could not have been overstudying you could not have been overstudying she could not have been overstudying we could not have been overstudying you could not have been overstudying they could not have been overstudying

Forme interrogative

Forme simple	Forme en V-ing
could I overstudy? could you overstudy? could she overstudy? could we overstudy? could you overstudy? could they overstudy?	could I be overstudying? could you be overstudying? could she be overstudying? could we be overstudying? could you be overstudying? could they be overstudying?
Perfect	Perfect en V-ing
could I have overstudied? could you have overstudied? could she have overstudied? could we have overstudied? could you have overstudied? could they have overstudied?	could I have been overstudying? could you have been overstudying? could she have been overstudying? could we have been overstudying? could you have been overstudying? could they have been overstudying?

Forme interro-négative

Forme simple	Forme en V-ing
could I not overstudy? could you not overstudy? could she not overstudy? could we not overstudy? could you not overstudy? could they not overstudy?	could I not be overstudying? could you not be overstudying? could she not be overstudying? could we not be overstudying? could you not be overstudying? could they not be overstudying?
Perfect	Perfect en V-ing
could I not have overstudied? could you not have overstudied? could she not have overstudied? could we not have overstudied? could you not have overstudied? could they not have overstudied?	could I not have been overstudying? could you not have been overstudying? could she not have been overstudying? could we not have been overstudying? could you not have been overstudying? could they not have been overstudying?