Verbe régulier : retain - retained - retained
Forme simple | Forme en V-ing |
I must retain you must retain she must retain we must retain you must retain they must retain | I must be retaining you must be retaining she must be retaining we must be retaining you must be retaining they must be retaining |
Perfect | Perfect en V-ing |
I must have retained you must have retained she must have retained we must have retained you must have retained they must have retained | I must have been retaining you must have been retaining she must have been retaining we must have been retaining you must have been retaining they must have been retaining |
Forme simple | Forme en V-ing |
I mustn't retain you mustn't retain she mustn't retain we mustn't retain you mustn't retain they mustn't retain | I mustn't be retaining you mustn't be retaining she mustn't be retaining we mustn't be retaining you mustn't be retaining they mustn't be retaining |
Perfect | Perfect en V-ing |
I mustn't have retained you mustn't have retained she mustn't have retained we mustn't have retained you mustn't have retained they mustn't have retained | I mustn't have been retaining you mustn't have been retaining she mustn't have been retaining we mustn't have been retaining you mustn't have been retaining they mustn't have been retaining |
Forme simple | Forme en V-ing |
must I retain? must you retain? must she retain? must we retain? must you retain? must they retain? | must I be retaining? must you be retaining? must she be retaining? must we be retaining? must you be retaining? must they be retaining? |
Perfect | Perfect en V-ing |
must I have retained? must you have retained? must she have retained? must we have retained? must you have retained? must they have retained? | must I have been retaining? must you have been retaining? must she have been retaining? must we have been retaining? must you have been retaining? must they have been retaining? |
Forme simple | Forme en V-ing |
mustn't I retain? mustn't you retain? mustn't she retain? mustn't we retain? mustn't you retain? mustn't they retain? | mustn't I be retaining? mustn't you be retaining? mustn't she be retaining? mustn't we be retaining? mustn't you be retaining? mustn't they be retaining? |
Perfect | Perfect en V-ing |
mustn't I have retained? mustn't you have retained? mustn't she have retained? mustn't we have retained? mustn't you have retained? mustn't they have retained? | mustn't I have been retaining? mustn't you have been retaining? mustn't she have been retaining? mustn't we have been retaining? mustn't you have been retaining? mustn't they have been retaining? |