Verbo regular: quiver - quivered - quivered
Forma simple | Forma con V-ing |
I must quiver you must quiver he must quiver we must quiver you must quiver they must quiver | I must be quivering you must be quivering he must be quivering we must be quivering you must be quivering they must be quivering |
Perfecto | Perfecto con V-ing |
I must have quivered you must have quivered he must have quivered we must have quivered you must have quivered they must have quivered | I must have been quivering you must have been quivering he must have been quivering we must have been quivering you must have been quivering they must have been quivering |
Forma simple | Forma con V-ing |
I mustn't quiver you mustn't quiver he mustn't quiver we mustn't quiver you mustn't quiver they mustn't quiver | I mustn't be quivering you mustn't be quivering he mustn't be quivering we mustn't be quivering you mustn't be quivering they mustn't be quivering |
Perfecto | Perfecto con V-ing |
I mustn't have quivered you mustn't have quivered he mustn't have quivered we mustn't have quivered you mustn't have quivered they mustn't have quivered | I mustn't have been quivering you mustn't have been quivering he mustn't have been quivering we mustn't have been quivering you mustn't have been quivering they mustn't have been quivering |
Forma simple | Forma con V-ing |
must I quiver? must you quiver? must he quiver? must we quiver? must you quiver? must they quiver? | must I be quivering? must you be quivering? must he be quivering? must we be quivering? must you be quivering? must they be quivering? |
Perfecto | Perfecto con V-ing |
must I have quivered? must you have quivered? must he have quivered? must we have quivered? must you have quivered? must they have quivered? | must I have been quivering? must you have been quivering? must he have been quivering? must we have been quivering? must you have been quivering? must they have been quivering? |
Forma simple | Forma con V-ing |
mustn't I quiver? mustn't you quiver? mustn't he quiver? mustn't we quiver? mustn't you quiver? mustn't they quiver? | mustn't I be quivering? mustn't you be quivering? mustn't he be quivering? mustn't we be quivering? mustn't you be quivering? mustn't they be quivering? |
Perfecto | Perfecto con V-ing |
mustn't I have quivered? mustn't you have quivered? mustn't he have quivered? mustn't we have quivered? mustn't you have quivered? mustn't they have quivered? | mustn't I have been quivering? mustn't you have been quivering? mustn't he have been quivering? mustn't we have been quivering? mustn't you have been quivering? mustn't they have been quivering? |