Conjugaison du verbe anglais
COULD CONCERTISE

Verbe régulier : concertise - concertised - concertised

Affirmation

Forme simple	Forme en V-ing
I could concertise you could concertise he could concertise we could concertise you could concertise they could concertise	I could be concertising you could be concertising he could be concertising we could be concertising you could be concertising they could be concertising
Perfect	Perfect en V-ing
I could have concertised you could have concertised he could have concertised we could have concertised you could have concertised they could have concertised	I could have been concertising you could have been concertising he could have been concertising we could have been concertising you could have been concertising they could have been concertising

Négation

Forme simple	Forme en V-ing
I couldn't concertise you couldn't concertise he couldn't concertise we couldn't concertise you couldn't concertise they couldn't concertise	I couldn't be concertising you couldn't be concertising he couldn't be concertising we couldn't be concertising you couldn't be concertising they couldn't be concertising
Perfect	Perfect en V-ing
I couldn't have concertised you couldn't have concertised he couldn't have concertised we couldn't have concertised you couldn't have concertised they couldn't have concertised	I couldn't have been concertising you couldn't have been concertising he couldn't have been concertising we couldn't have been concertising you couldn't have been concertising they couldn't have been concertising

Forme interrogative

Forme simple	Forme en V-ing
could I concertise? could you concertise? could he concertise? could we concertise? could you concertise? could they concertise?	could I be concertising? could you be concertising? could he be concertising? could we be concertising? could you be concertising? could they be concertising?
Perfect	Perfect en V-ing
could I have concertised? could you have concertised? could he have concertised? could we have concertised? could you have concertised? could they have concertised?	could I have been concertising? could you have been concertising? could he have been concertising? could we have been concertising? could you have been concertising? could they have been concertising?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I concertise? couldn't you concertise? couldn't he concertise? couldn't we concertise? couldn't you concertise? couldn't they concertise?	couldn't I be concertising? couldn't you be concertising? couldn't he be concertising? couldn't we be concertising? couldn't you be concertising? couldn't they be concertising?
Perfect	Perfect en V-ing
couldn't I have concertised? couldn't you have concertised? couldn't he have concertised? couldn't we have concertised? couldn't you have concertised? couldn't they have concertised?	couldn't I have been concertising? couldn't you have been concertising? couldn't he have been concertising? couldn't we have been concertising? couldn't you have been concertising? couldn't they have been concertising?