I could concertise you could concertise she could concertise we could concertise you could concertise they could concertise
Form mit V-ing
I could be concertising you could be concertising she could be concertising we could be concertising you could be concertising they could be concertising
Perfekt
I could have concertised you could have concertised she could have concertised we could have concertised you could have concertised they could have concertised
Perfekt mit V-ing
I could have been concertising you could have been concertising she could have been concertising we could have been concertising you could have been concertising they could have been concertising
Negation
Einfache Form
I couldn't concertise you couldn't concertise she couldn't concertise we couldn't concertise you couldn't concertise they couldn't concertise
Form mit V-ing
I couldn't be concertising you couldn't be concertising she couldn't be concertising we couldn't be concertising you couldn't be concertising they couldn't be concertising
Perfekt
I couldn't have concertised you couldn't have concertised she couldn't have concertised we couldn't have concertised you couldn't have concertised they couldn't have concertised
Perfekt mit V-ing
I couldn't have been concertising you couldn't have been concertising she couldn't have been concertising we couldn't have been concertising you couldn't have been concertising they couldn't have been concertising
Fragende Form
Einfache Form
could I concertise? could you concertise? could she concertise? could we concertise? could you concertise? could they concertise?
Form mit V-ing
could I be concertising? could you be concertising? could she be concertising? could we be concertising? could you be concertising? could they be concertising?
Perfekt
could I have concertised? could you have concertised? could she have concertised? could we have concertised? could you have concertised? could they have concertised?
Perfekt mit V-ing
could I have been concertising? could you have been concertising? could she have been concertising? could we have been concertising? could you have been concertising? could they have been concertising?
Fragende Negation Form
Einfache Form
couldn't I concertise? couldn't you concertise? couldn't she concertise? couldn't we concertise? couldn't you concertise? couldn't they concertise?
Form mit V-ing
couldn't I be concertising? couldn't you be concertising? couldn't she be concertising? couldn't we be concertising? couldn't you be concertising? couldn't they be concertising?
Perfekt
couldn't I have concertised? couldn't you have concertised? couldn't she have concertised? couldn't we have concertised? couldn't you have concertised? couldn't they have concertised?
Perfekt mit V-ing
couldn't I have been concertising? couldn't you have been concertising? couldn't she have been concertising? couldn't we have been concertising? couldn't you have been concertising? couldn't they have been concertising?