I can concertina you can concertina she can concertina we can concertina you can concertina they can concertina
Form mit V-ing
I can be concertinaing you can be concertinaing she can be concertinaing we can be concertinaing you can be concertinaing they can be concertinaing
Perfekt
I can have concertinaed you can have concertinaed she can have concertinaed we can have concertinaed you can have concertinaed they can have concertinaed
Perfekt mit V-ing
I can have been concertinaing you can have been concertinaing she can have been concertinaing we can have been concertinaing you can have been concertinaing they can have been concertinaing
Negation
Einfache Form
I can't concertina you can't concertina she can't concertina we can't concertina you can't concertina they can't concertina
Form mit V-ing
I can't be concertinaing you can't be concertinaing she can't be concertinaing we can't be concertinaing you can't be concertinaing they can't be concertinaing
Perfekt
I can't have concertinaed you can't have concertinaed she can't have concertinaed we can't have concertinaed you can't have concertinaed they can't have concertinaed
Perfekt mit V-ing
I can't have been concertinaing you can't have been concertinaing she can't have been concertinaing we can't have been concertinaing you can't have been concertinaing they can't have been concertinaing
Fragende Form
Einfache Form
can I concertina? can you concertina? can she concertina? can we concertina? can you concertina? can they concertina?
Form mit V-ing
can I be concertinaing? can you be concertinaing? can she be concertinaing? can we be concertinaing? can you be concertinaing? can they be concertinaing?
Perfekt
can I have concertinaed? can you have concertinaed? can she have concertinaed? can we have concertinaed? can you have concertinaed? can they have concertinaed?
Perfekt mit V-ing
can I have been concertinaing? can you have been concertinaing? can she have been concertinaing? can we have been concertinaing? can you have been concertinaing? can they have been concertinaing?
Fragende Negation Form
Einfache Form
can't I concertina? can't you concertina? can't she concertina? can't we concertina? can't you concertina? can't they concertina?
Form mit V-ing
can't I be concertinaing? can't you be concertinaing? can't she be concertinaing? can't we be concertinaing? can't you be concertinaing? can't they be concertinaing?
Perfekt
can't I have concertinaed? can't you have concertinaed? can't she have concertinaed? can't we have concertinaed? can't you have concertinaed? can't they have concertinaed?
Perfekt mit V-ing
can't I have been concertinaing? can't you have been concertinaing? can't she have been concertinaing? can't we have been concertinaing? can't you have been concertinaing? can't they have been concertinaing?