must bobbie
Verbo regular: bobbie - bobbied- bobbied

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must bobbie
you must bobbie
he must bobbie
we must bobbie
you must bobbie
they must bobbie 	I must be bobbying
you must be bobbying
he must be bobbying
we must be bobbying
you must be bobbying
they must be bobbying	I must have bobbied
you must have bobbied
he must have bobbied
we must have bobbied
you must have bobbied
they must have bobbied	I must have been bobbying
you must have been bobbying
he must have been bobbying
we must have been bobbying
you must have been bobbying
they must have been bobbying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not bobbie
you must not bobbie
he must not bobbie
we must not bobbie
you must not bobbie
they must not bobbie 	I must not be bobbying
you must not be bobbying
he must not be bobbying
we must not be bobbying
you must not be bobbying
they must not be bobbying	I must not have bobbied
you must not have bobbied
he must not have bobbied
we must not have bobbied
you must not have bobbied
they must not have bobbied	I must not have been bobbying
you must not have been bobbying
he must not have been bobbying
we must not have been bobbying
you must not have been bobbying
they must not have been bobbying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I bobbie?
must you bobbie?
must he bobbie?
must we bobbie?
must you bobbie?
must they bobbie? 	must I be bobbying?
must you be bobbying?
must he be bobbying?
must we be bobbying?
must you be bobbying?
must they be bobbying? 	must I have bobbied?
must you have bobbied?
must he have bobbied?
must we have bobbied?
must you have bobbied?
must they have bobbied? 	must I have been bobbying?
must you have been bobbying?
must he have been bobbying?
must we have been bobbying?
must you have been bobbying?
must they have been bobbying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not bobbie?
must you not bobbie?
must he not bobbie?
must we not bobbie?
must you not bobbie?
must they not bobbie? 	must I not be bobbying?
must you not be bobbying?
must he not be bobbying?
must we not be bobbying?
must you not be bobbying?
must they not be bobbying? 	must I not have bobbied?
must you not have bobbied?
must he not have bobbied?
must we not have bobbied?
must you not have bobbied?
must they not have bobbied? 	must I not have been bobbying?
must you not have been bobbying?
must he not have been bobbying?
must we not have been bobbying?
must you not have been bobbying?
must they not have been bobbying?