I must tickle you must tickle she must tickle we must tickle you must tickle they must tickle
Forma con V-ing
I must be tickling you must be tickling she must be tickling we must be tickling you must be tickling they must be tickling
Perfecto
I must have tickled you must have tickled she must have tickled we must have tickled you must have tickled they must have tickled
Perfecto con V-ing
I must have been tickling you must have been tickling she must have been tickling we must have been tickling you must have been tickling they must have been tickling
Negación
Forma simple
I mustn't tickle you mustn't tickle she mustn't tickle we mustn't tickle you mustn't tickle they mustn't tickle
Forma con V-ing
I mustn't be tickling you mustn't be tickling she mustn't be tickling we mustn't be tickling you mustn't be tickling they mustn't be tickling
Perfecto
I mustn't have tickled you mustn't have tickled she mustn't have tickled we mustn't have tickled you mustn't have tickled they mustn't have tickled
Perfecto con V-ing
I mustn't have been tickling you mustn't have been tickling she mustn't have been tickling we mustn't have been tickling you mustn't have been tickling they mustn't have been tickling
Forma interrogativa
Forma simple
must I tickle? must you tickle? must she tickle? must we tickle? must you tickle? must they tickle?
Forma con V-ing
must I be tickling? must you be tickling? must she be tickling? must we be tickling? must you be tickling? must they be tickling?
Perfecto
must I have tickled? must you have tickled? must she have tickled? must we have tickled? must you have tickled? must they have tickled?
Perfecto con V-ing
must I have been tickling? must you have been tickling? must she have been tickling? must we have been tickling? must you have been tickling? must they have been tickling?
Forma interro-negativa
Forma simple
mustn't I tickle? mustn't you tickle? mustn't she tickle? mustn't we tickle? mustn't you tickle? mustn't they tickle?
Forma con V-ing
mustn't I be tickling? mustn't you be tickling? mustn't she be tickling? mustn't we be tickling? mustn't you be tickling? mustn't they be tickling?
Perfecto
mustn't I have tickled? mustn't you have tickled? mustn't she have tickled? mustn't we have tickled? mustn't you have tickled? mustn't they have tickled?
Perfecto con V-ing
mustn't I have been tickling? mustn't you have been tickling? mustn't she have been tickling? mustn't we have been tickling? mustn't you have been tickling? mustn't they have been tickling?