I could combat you could combat she could combat we could combat you could combat they could combat
Forme en V-ing
I could be combating you could be combating she could be combating we could be combating you could be combating they could be combating
Perfect
I could have combated you could have combated she could have combated we could have combated you could have combated they could have combated
Perfect en V-ing
I could have been combating you could have been combating she could have been combating we could have been combating you could have been combating they could have been combating
Négation
Forme simple
I could not combat you could not combat she could not combat we could not combat you could not combat they could not combat
Forme en V-ing
I could not be combating you could not be combating she could not be combating we could not be combating you could not be combating they could not be combating
Perfect
I could not have combated you could not have combated she could not have combated we could not have combated you could not have combated they could not have combated
Perfect en V-ing
I could not have been combating you could not have been combating she could not have been combating we could not have been combating you could not have been combating they could not have been combating
Forme interrogative
Forme simple
could I combat? could you combat? could she combat? could we combat? could you combat? could they combat?
Forme en V-ing
could I be combating? could you be combating? could she be combating? could we be combating? could you be combating? could they be combating?
Perfect
could I have combated? could you have combated? could she have combated? could we have combated? could you have combated? could they have combated?
Perfect en V-ing
could I have been combating? could you have been combating? could she have been combating? could we have been combating? could you have been combating? could they have been combating?
Forme interro-négative
Forme simple
could I not combat? could you not combat? could she not combat? could we not combat? could you not combat? could they not combat?
Forme en V-ing
could I not be combating? could you not be combating? could she not be combating? could we not be combating? could you not be combating? could they not be combating?
Perfect
could I not have combated? could you not have combated? could she not have combated? could we not have combated? could you not have combated? could they not have combated?
Perfect en V-ing
could I not have been combating? could you not have been combating? could she not have been combating? could we not have been combating? could you not have been combating? could they not have been combating?