Conjugaison du verbe anglais
COULD TOMB

Verbe régulier : tomb - tombed - tombed

Affirmation

Forme simple	Forme en V-ing
I could tomb you could tomb she could tomb we could tomb you could tomb they could tomb	I could be tombing you could be tombing she could be tombing we could be tombing you could be tombing they could be tombing
Perfect	Perfect en V-ing
I could have tombed you could have tombed she could have tombed we could have tombed you could have tombed they could have tombed	I could have been tombing you could have been tombing she could have been tombing we could have been tombing you could have been tombing they could have been tombing

Négation

Forme simple	Forme en V-ing
I couldn't tomb you couldn't tomb she couldn't tomb we couldn't tomb you couldn't tomb they couldn't tomb	I couldn't be tombing you couldn't be tombing she couldn't be tombing we couldn't be tombing you couldn't be tombing they couldn't be tombing
Perfect	Perfect en V-ing
I couldn't have tombed you couldn't have tombed she couldn't have tombed we couldn't have tombed you couldn't have tombed they couldn't have tombed	I couldn't have been tombing you couldn't have been tombing she couldn't have been tombing we couldn't have been tombing you couldn't have been tombing they couldn't have been tombing

Forme interrogative

Forme simple	Forme en V-ing
could I tomb? could you tomb? could she tomb? could we tomb? could you tomb? could they tomb?	could I be tombing? could you be tombing? could she be tombing? could we be tombing? could you be tombing? could they be tombing?
Perfect	Perfect en V-ing
could I have tombed? could you have tombed? could she have tombed? could we have tombed? could you have tombed? could they have tombed?	could I have been tombing? could you have been tombing? could she have been tombing? could we have been tombing? could you have been tombing? could they have been tombing?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I tomb? couldn't you tomb? couldn't she tomb? couldn't we tomb? couldn't you tomb? couldn't they tomb?	couldn't I be tombing? couldn't you be tombing? couldn't she be tombing? couldn't we be tombing? couldn't you be tombing? couldn't they be tombing?
Perfect	Perfect en V-ing
couldn't I have tombed? couldn't you have tombed? couldn't she have tombed? couldn't we have tombed? couldn't you have tombed? couldn't they have tombed?	couldn't I have been tombing? couldn't you have been tombing? couldn't she have been tombing? couldn't we have been tombing? couldn't you have been tombing? couldn't they have been tombing?