must leap
Verbo irregolare: leap - leapt, leaped- leapt, leaped

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must leap
you must leap
he must leap
we must leap
you must leap
they must leap 	I must be leaping
you must be leaping
he must be leaping
we must be leaping
you must be leaping
they must be leaping	I must have leapt, leaped
you must have leapt, leaped
he must have leapt, leaped
we must have leapt, leaped
you must have leapt, leaped
they must have leapt, leaped	I must have been leaping
you must have been leaping
he must have been leaping
we must have been leaping
you must have been leaping
they must have been leaping	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't leap
you mustn't leap
he mustn't leap
we mustn't leap
you mustn't leap
they mustn't leap 	I mustn't be leaping
you mustn't be leaping
he mustn't be leaping
we mustn't be leaping
you mustn't be leaping
they mustn't be leaping	I mustn't have leapt, leaped
you mustn't have leapt, leaped
he mustn't have leapt, leaped
we mustn't have leapt, leaped
you mustn't have leapt, leaped
they mustn't have leapt, leaped	I mustn't have been leaping
you mustn't have been leaping
he mustn't have been leaping
we mustn't have been leaping
you mustn't have been leaping
they mustn't have been leaping	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I leap?
must you leap?
must he leap?
must we leap?
must you leap?
must they leap? 	must I be leaping?
must you be leaping?
must he be leaping?
must we be leaping?
must you be leaping?
must they be leaping? 	must I have leapt, leaped?
must you have leapt, leaped?
must he have leapt, leaped?
must we have leapt, leaped?
must you have leapt, leaped?
must they have leapt, leaped? 	must I have been leaping?
must you have been leaping?
must he have been leaping?
must we have been leaping?
must you have been leaping?
must they have been leaping? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I leap?
mustn't you leap?
mustn't he leap?
mustn't we leap?
mustn't you leap?
mustn't they leap? 	mustn't I be leaping?
mustn't you be leaping?
mustn't he be leaping?
mustn't we be leaping?
mustn't you be leaping?
mustn't they be leaping? 	mustn't I have leapt, leaped?
mustn't you have leapt, leaped?
mustn't he have leapt, leaped?
mustn't we have leapt, leaped?
mustn't you have leapt, leaped?
mustn't they have leapt, leaped? 	mustn't I have been leaping?
mustn't you have been leaping?
mustn't he have been leaping?
mustn't we have been leaping?
mustn't you have been leaping?
mustn't they have been leaping?