I could propel you could propel she could propel we could propel you could propel they could propel
Forme en V-ing
I could be propelling you could be propelling she could be propelling we could be propelling you could be propelling they could be propelling
Perfect
I could have propelled you could have propelled she could have propelled we could have propelled you could have propelled they could have propelled
Perfect en V-ing
I could have been propelling you could have been propelling she could have been propelling we could have been propelling you could have been propelling they could have been propelling
Négation
Forme simple
I couldn't propel you couldn't propel she couldn't propel we couldn't propel you couldn't propel they couldn't propel
Forme en V-ing
I couldn't be propelling you couldn't be propelling she couldn't be propelling we couldn't be propelling you couldn't be propelling they couldn't be propelling
Perfect
I couldn't have propelled you couldn't have propelled she couldn't have propelled we couldn't have propelled you couldn't have propelled they couldn't have propelled
Perfect en V-ing
I couldn't have been propelling you couldn't have been propelling she couldn't have been propelling we couldn't have been propelling you couldn't have been propelling they couldn't have been propelling
Forme interrogative
Forme simple
could I propel? could you propel? could she propel? could we propel? could you propel? could they propel?
Forme en V-ing
could I be propelling? could you be propelling? could she be propelling? could we be propelling? could you be propelling? could they be propelling?
Perfect
could I have propelled? could you have propelled? could she have propelled? could we have propelled? could you have propelled? could they have propelled?
Perfect en V-ing
could I have been propelling? could you have been propelling? could she have been propelling? could we have been propelling? could you have been propelling? could they have been propelling?
Forme interro-négative
Forme simple
couldn't I propel? couldn't you propel? couldn't she propel? couldn't we propel? couldn't you propel? couldn't they propel?
Forme en V-ing
couldn't I be propelling? couldn't you be propelling? couldn't she be propelling? couldn't we be propelling? couldn't you be propelling? couldn't they be propelling?
Perfect
couldn't I have propelled? couldn't you have propelled? couldn't she have propelled? couldn't we have propelled? couldn't you have propelled? couldn't they have propelled?
Perfect en V-ing
couldn't I have been propelling? couldn't you have been propelling? couldn't she have been propelling? couldn't we have been propelling? couldn't you have been propelling? couldn't they have been propelling?