I could nictitate you could nictitate he could nictitate we could nictitate you could nictitate they could nictitate
Forme en V-ing
I could be nictitating you could be nictitating he could be nictitating we could be nictitating you could be nictitating they could be nictitating
Perfect
I could have nictitated you could have nictitated he could have nictitated we could have nictitated you could have nictitated they could have nictitated
Perfect en V-ing
I could have been nictitating you could have been nictitating he could have been nictitating we could have been nictitating you could have been nictitating they could have been nictitating
Négation
Forme simple
I could not nictitate you could not nictitate he could not nictitate we could not nictitate you could not nictitate they could not nictitate
Forme en V-ing
I could not be nictitating you could not be nictitating he could not be nictitating we could not be nictitating you could not be nictitating they could not be nictitating
Perfect
I could not have nictitated you could not have nictitated he could not have nictitated we could not have nictitated you could not have nictitated they could not have nictitated
Perfect en V-ing
I could not have been nictitating you could not have been nictitating he could not have been nictitating we could not have been nictitating you could not have been nictitating they could not have been nictitating
Forme interrogative
Forme simple
could I nictitate? could you nictitate? could he nictitate? could we nictitate? could you nictitate? could they nictitate?
Forme en V-ing
could I be nictitating? could you be nictitating? could he be nictitating? could we be nictitating? could you be nictitating? could they be nictitating?
Perfect
could I have nictitated? could you have nictitated? could he have nictitated? could we have nictitated? could you have nictitated? could they have nictitated?
Perfect en V-ing
could I have been nictitating? could you have been nictitating? could he have been nictitating? could we have been nictitating? could you have been nictitating? could they have been nictitating?
Forme interro-négative
Forme simple
could I not nictitate? could you not nictitate? could he not nictitate? could we not nictitate? could you not nictitate? could they not nictitate?
Forme en V-ing
could I not be nictitating? could you not be nictitating? could he not be nictitating? could we not be nictitating? could you not be nictitating? could they not be nictitating?
Perfect
could I not have nictitated? could you not have nictitated? could he not have nictitated? could we not have nictitated? could you not have nictitated? could they not have nictitated?
Perfect en V-ing
could I not have been nictitating? could you not have been nictitating? could he not have been nictitating? could we not have been nictitating? could you not have been nictitating? could they not have been nictitating?