must breed
Verbo irregolare: breed - bred- bred

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must breed
you must breed
he must breed
we must breed
you must breed
they must breed 	I must be breeding
you must be breeding
he must be breeding
we must be breeding
you must be breeding
they must be breeding	I must have bred
you must have bred
he must have bred
we must have bred
you must have bred
they must have bred	I must have been breeding
you must have been breeding
he must have been breeding
we must have been breeding
you must have been breeding
they must have been breeding	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't breed
you mustn't breed
he mustn't breed
we mustn't breed
you mustn't breed
they mustn't breed 	I mustn't be breeding
you mustn't be breeding
he mustn't be breeding
we mustn't be breeding
you mustn't be breeding
they mustn't be breeding	I mustn't have bred
you mustn't have bred
he mustn't have bred
we mustn't have bred
you mustn't have bred
they mustn't have bred	I mustn't have been breeding
you mustn't have been breeding
he mustn't have been breeding
we mustn't have been breeding
you mustn't have been breeding
they mustn't have been breeding	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I breed?
must you breed?
must he breed?
must we breed?
must you breed?
must they breed? 	must I be breeding?
must you be breeding?
must he be breeding?
must we be breeding?
must you be breeding?
must they be breeding? 	must I have bred?
must you have bred?
must he have bred?
must we have bred?
must you have bred?
must they have bred? 	must I have been breeding?
must you have been breeding?
must he have been breeding?
must we have been breeding?
must you have been breeding?
must they have been breeding? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I breed?
mustn't you breed?
mustn't he breed?
mustn't we breed?
mustn't you breed?
mustn't they breed? 	mustn't I be breeding?
mustn't you be breeding?
mustn't he be breeding?
mustn't we be breeding?
mustn't you be breeding?
mustn't they be breeding? 	mustn't I have bred?
mustn't you have bred?
mustn't he have bred?
mustn't we have bred?
mustn't you have bred?
mustn't they have bred? 	mustn't I have been breeding?
mustn't you have been breeding?
mustn't he have been breeding?
mustn't we have been breeding?
mustn't you have been breeding?
mustn't they have been breeding?