Conjugaison du verbe anglais
COULD STEM

Verbe régulier : stem - stemmed - stemmed
Traduction française : arrêter - faire du stem ou stemm

Affirmation

Forme simple	Forme en V-ing
I could stem you could stem he could stem we could stem you could stem they could stem	I could be stemming you could be stemming he could be stemming we could be stemming you could be stemming they could be stemming
Perfect	Perfect en V-ing
I could have stemmed you could have stemmed he could have stemmed we could have stemmed you could have stemmed they could have stemmed	I could have been stemming you could have been stemming he could have been stemming we could have been stemming you could have been stemming they could have been stemming

Négation

Forme simple	Forme en V-ing
I couldn't stem you couldn't stem he couldn't stem we couldn't stem you couldn't stem they couldn't stem	I couldn't be stemming you couldn't be stemming he couldn't be stemming we couldn't be stemming you couldn't be stemming they couldn't be stemming
Perfect	Perfect en V-ing
I couldn't have stemmed you couldn't have stemmed he couldn't have stemmed we couldn't have stemmed you couldn't have stemmed they couldn't have stemmed	I couldn't have been stemming you couldn't have been stemming he couldn't have been stemming we couldn't have been stemming you couldn't have been stemming they couldn't have been stemming

Forme interrogative

Forme simple	Forme en V-ing
could I stem? could you stem? could he stem? could we stem? could you stem? could they stem?	could I be stemming? could you be stemming? could he be stemming? could we be stemming? could you be stemming? could they be stemming?
Perfect	Perfect en V-ing
could I have stemmed? could you have stemmed? could he have stemmed? could we have stemmed? could you have stemmed? could they have stemmed?	could I have been stemming? could you have been stemming? could he have been stemming? could we have been stemming? could you have been stemming? could they have been stemming?

Forme interro-négative

Forme simple	Forme en V-ing
couldn't I stem? couldn't you stem? couldn't he stem? couldn't we stem? couldn't you stem? couldn't they stem?	couldn't I be stemming? couldn't you be stemming? couldn't he be stemming? couldn't we be stemming? couldn't you be stemming? couldn't they be stemming?
Perfect	Perfect en V-ing
couldn't I have stemmed? couldn't you have stemmed? couldn't he have stemmed? couldn't we have stemmed? couldn't you have stemmed? couldn't they have stemmed?	couldn't I have been stemming? couldn't you have been stemming? couldn't he have been stemming? couldn't we have been stemming? couldn't you have been stemming? couldn't they have been stemming?