
Verbe régulier : undertain - undertained - undertained
Forme simple | Forme en V-ing | 
| I might undertain you might undertain she might undertain we might undertain you might undertain they might undertain  | I might be undertaining you might be undertaining she might be undertaining we might be undertaining you might be undertaining they might be undertaining  | 
Perfect | Perfect en V-ing | 
| I might have undertained you might have undertained she might have undertained we might have undertained you might have undertained they might have undertained  | I might have been undertaining you might have been undertaining she might have been undertaining we might have been undertaining you might have been undertaining they might have been undertaining  | 
Forme simple | Forme en V-ing | 
| I mightn't undertain you mightn't undertain she mightn't undertain we mightn't undertain you mightn't undertain they mightn't undertain  | I mightn't be undertaining you mightn't be undertaining she mightn't be undertaining we mightn't be undertaining you mightn't be undertaining they mightn't be undertaining  | 
Perfect | Perfect en V-ing | 
| I mightn't have undertained you mightn't have undertained she mightn't have undertained we mightn't have undertained you mightn't have undertained they mightn't have undertained  | I mightn't have been undertaining you mightn't have been undertaining she mightn't have been undertaining we mightn't have been undertaining you mightn't have been undertaining they mightn't have been undertaining  | 
Forme simple | Forme en V-ing | 
| might I undertain? might you undertain? might she undertain? might we undertain? might you undertain? might they undertain?  | might I be undertaining? might you be undertaining? might she be undertaining? might we be undertaining? might you be undertaining? might they be undertaining?  | 
Perfect | Perfect en V-ing | 
| might I have undertained? might you have undertained? might she have undertained? might we have undertained? might you have undertained? might they have undertained?  | might I have been undertaining? might you have been undertaining? might she have been undertaining? might we have been undertaining? might you have been undertaining? might they have been undertaining?  | 
Forme simple | Forme en V-ing | 
| mightn't I undertain? mightn't you undertain? mightn't she undertain? mightn't we undertain? mightn't you undertain? mightn't they undertain?  | mightn't I be undertaining? mightn't you be undertaining? mightn't she be undertaining? mightn't we be undertaining? mightn't you be undertaining? mightn't they be undertaining?  | 
Perfect | Perfect en V-ing | 
| mightn't I have undertained? mightn't you have undertained? mightn't she have undertained? mightn't we have undertained? mightn't you have undertained? mightn't they have undertained?  | mightn't I have been undertaining? mightn't you have been undertaining? mightn't she have been undertaining? mightn't we have been undertaining? mightn't you have been undertaining? mightn't they have been undertaining?  |