Verbo regular: lack - lacked - lacked
Forma simple | Forma com V-ing |
I must lack you must lack he must lack we must lack you must lack they must lack | I must be lacking you must be lacking he must be lacking we must be lacking you must be lacking they must be lacking |
Perfeito | Perfeito com V-ing |
I must have lacked you must have lacked he must have lacked we must have lacked you must have lacked they must have lacked | I must have been lacking you must have been lacking he must have been lacking we must have been lacking you must have been lacking they must have been lacking |
Forma simple | Forma com V-ing |
I mustn't lack you mustn't lack he mustn't lack we mustn't lack you mustn't lack they mustn't lack | I mustn't be lacking you mustn't be lacking he mustn't be lacking we mustn't be lacking you mustn't be lacking they mustn't be lacking |
Perfeito | Perfeito com V-ing |
I mustn't have lacked you mustn't have lacked he mustn't have lacked we mustn't have lacked you mustn't have lacked they mustn't have lacked | I mustn't have been lacking you mustn't have been lacking he mustn't have been lacking we mustn't have been lacking you mustn't have been lacking they mustn't have been lacking |
Forma simple | Forma com V-ing |
must I lack? must you lack? must he lack? must we lack? must you lack? must they lack? | must I be lacking? must you be lacking? must he be lacking? must we be lacking? must you be lacking? must they be lacking? |
Perfeito | Perfeito com V-ing |
must I have lacked? must you have lacked? must he have lacked? must we have lacked? must you have lacked? must they have lacked? | must I have been lacking? must you have been lacking? must he have been lacking? must we have been lacking? must you have been lacking? must they have been lacking? |
Forma simple | Forma com V-ing |
mustn't I lack? mustn't you lack? mustn't he lack? mustn't we lack? mustn't you lack? mustn't they lack? | mustn't I be lacking? mustn't you be lacking? mustn't he be lacking? mustn't we be lacking? mustn't you be lacking? mustn't they be lacking? |
Perfeito | Perfeito com V-ing |
mustn't I have lacked? mustn't you have lacked? mustn't he have lacked? mustn't we have lacked? mustn't you have lacked? mustn't they have lacked? | mustn't I have been lacking? mustn't you have been lacking? mustn't he have been lacking? mustn't we have been lacking? mustn't you have been lacking? mustn't they have been lacking? |