Verbo irregular: swim - swam - swum
Forma simple | Forma con V-ing |
I must swim you must swim she must swim we must swim you must swim they must swim | I must be swimming you must be swimming she must be swimming we must be swimming you must be swimming they must be swimming |
Perfecto | Perfecto con V-ing |
I must have swum you must have swum she must have swum we must have swum you must have swum they must have swum | I must have been swimming you must have been swimming she must have been swimming we must have been swimming you must have been swimming they must have been swimming |
Forma simple | Forma con V-ing |
I mustn't swim you mustn't swim she mustn't swim we mustn't swim you mustn't swim they mustn't swim | I mustn't be swimming you mustn't be swimming she mustn't be swimming we mustn't be swimming you mustn't be swimming they mustn't be swimming |
Perfecto | Perfecto con V-ing |
I mustn't have swum you mustn't have swum she mustn't have swum we mustn't have swum you mustn't have swum they mustn't have swum | I mustn't have been swimming you mustn't have been swimming she mustn't have been swimming we mustn't have been swimming you mustn't have been swimming they mustn't have been swimming |
Forma simple | Forma con V-ing |
must I swim? must you swim? must she swim? must we swim? must you swim? must they swim? | must I be swimming? must you be swimming? must she be swimming? must we be swimming? must you be swimming? must they be swimming? |
Perfecto | Perfecto con V-ing |
must I have swum? must you have swum? must she have swum? must we have swum? must you have swum? must they have swum? | must I have been swimming? must you have been swimming? must she have been swimming? must we have been swimming? must you have been swimming? must they have been swimming? |
Forma simple | Forma con V-ing |
mustn't I swim? mustn't you swim? mustn't she swim? mustn't we swim? mustn't you swim? mustn't they swim? | mustn't I be swimming? mustn't you be swimming? mustn't she be swimming? mustn't we be swimming? mustn't you be swimming? mustn't they be swimming? |
Perfecto | Perfecto con V-ing |
mustn't I have swum? mustn't you have swum? mustn't she have swum? mustn't we have swum? mustn't you have swum? mustn't they have swum? | mustn't I have been swimming? mustn't you have been swimming? mustn't she have been swimming? mustn't we have been swimming? mustn't you have been swimming? mustn't they have been swimming? |