I don't concertina you don't concertina he doesn't concertina we don't concertina you don't concertina they don't concertina
Present continuous
I'm not concertinaing you aren't concertinaing he isn't concertinaing we aren't concertinaing you aren't concertinaing they aren't concertinaing
Preterite
I didn't concertina you didn't concertina he didn't concertina we didn't concertina you didn't concertina they didn't concertina
Preterite continuous
I wasn't concertinaing you weren't concertinaing he wasn't concertinaing we weren't concertinaing you weren't concertinaing they weren't concertinaing
Present perfect
I haven't concertinaed you haven't concertinaed he hasn't concertinaed we haven't concertinaed you haven't concertinaed they haven't concertinaed
Present perfect continuous
I haven't been concertinaing you haven't been concertinaing he hasn't been concertinaing we haven't been concertinaing you haven't been concertinaing they haven't been concertinaing
Pluperfect
I hadn't concertinaed you hadn't concertinaed he hadn't concertinaed we hadn't concertinaed you hadn't concertinaed they hadn't concertinaed
Pluperfect continuous
I hadn't been concertinaing you hadn't been concertinaing he hadn't been concertinaing we hadn't been concertinaing you hadn't been concertinaing they hadn't been concertinaing
Future
I won't concertina you won't concertina he won't concertina we won't concertina you won't concertina they won't concertina
Future continuous
I won't be concertinaing you won't be concertinaing he won't be concertinaing we won't be concertinaing you won't be concertinaing they won't be concertinaing
Future perfect
I won't have concertinaed you won't have concertinaed he won't have concertinaed we won't have concertinaed you won't have concertinaed they won't have concertinaed
Future perfect continuous
I won't have been concertinaing you won't have been concertinaing he won't have been concertinaing we won't have been concertinaing you won't have been concertinaing they won't have been concertinaing
Conditional
Present
I wouldn't concertina you wouldn't concertina he wouldn't concertina we wouldn't concertina you wouldn't concertina they wouldn't concertina
Present continuous
I wouldn't be concertinaing you wouldn't be concertinaing he wouldn't be concertinaing we wouldn't be concertinaing you wouldn't be concertinaing they wouldn't be concertinaing
Past
I wouldn't have concertinaed you wouldn't have concertinaed he wouldn't have concertinaed we wouldn't have concertinaed you wouldn't have concertinaed they wouldn't have concertinaed
Past continuous
I wouldn't have been concertinaing you wouldn't have been concertinaing he wouldn't have been concertinaing we wouldn't have been concertinaing you wouldn't have been concertinaing they wouldn't have been concertinaing
Imperative
Imperative
do not concertina Let's not concertina do not concertina