I could counterquestion you could counterquestion he could counterquestion we could counterquestion you could counterquestion they could counterquestion
Forme en V-ing
I could be counterquestioning you could be counterquestioning he could be counterquestioning we could be counterquestioning you could be counterquestioning they could be counterquestioning
Perfect
I could have counterquestioned you could have counterquestioned he could have counterquestioned we could have counterquestioned you could have counterquestioned they could have counterquestioned
Perfect en V-ing
I could have been counterquestioning you could have been counterquestioning he could have been counterquestioning we could have been counterquestioning you could have been counterquestioning they could have been counterquestioning
Négation
Forme simple
I could not counterquestion you could not counterquestion he could not counterquestion we could not counterquestion you could not counterquestion they could not counterquestion
Forme en V-ing
I could not be counterquestioning you could not be counterquestioning he could not be counterquestioning we could not be counterquestioning you could not be counterquestioning they could not be counterquestioning
Perfect
I could not have counterquestioned you could not have counterquestioned he could not have counterquestioned we could not have counterquestioned you could not have counterquestioned they could not have counterquestioned
Perfect en V-ing
I could not have been counterquestioning you could not have been counterquestioning he could not have been counterquestioning we could not have been counterquestioning you could not have been counterquestioning they could not have been counterquestioning
Forme interrogative
Forme simple
could I counterquestion? could you counterquestion? could he counterquestion? could we counterquestion? could you counterquestion? could they counterquestion?
Forme en V-ing
could I be counterquestioning? could you be counterquestioning? could he be counterquestioning? could we be counterquestioning? could you be counterquestioning? could they be counterquestioning?
Perfect
could I have counterquestioned? could you have counterquestioned? could he have counterquestioned? could we have counterquestioned? could you have counterquestioned? could they have counterquestioned?
Perfect en V-ing
could I have been counterquestioning? could you have been counterquestioning? could he have been counterquestioning? could we have been counterquestioning? could you have been counterquestioning? could they have been counterquestioning?
Forme interro-négative
Forme simple
could I not counterquestion? could you not counterquestion? could he not counterquestion? could we not counterquestion? could you not counterquestion? could they not counterquestion?
Forme en V-ing
could I not be counterquestioning? could you not be counterquestioning? could he not be counterquestioning? could we not be counterquestioning? could you not be counterquestioning? could they not be counterquestioning?
Perfect
could I not have counterquestioned? could you not have counterquestioned? could he not have counterquestioned? could we not have counterquestioned? could you not have counterquestioned? could they not have counterquestioned?
Perfect en V-ing
could I not have been counterquestioning? could you not have been counterquestioning? could he not have been counterquestioning? could we not have been counterquestioning? could you not have been counterquestioning? could they not have been counterquestioning?