must rollerblade
Verbo regolare: rollerblade - rollerbladed- rollerbladed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must rollerblade
you must rollerblade
he must rollerblade
we must rollerblade
you must rollerblade
they must rollerblade 	I must be rollerblading
you must be rollerblading
he must be rollerblading
we must be rollerblading
you must be rollerblading
they must be rollerblading	I must have rollerbladed
you must have rollerbladed
he must have rollerbladed
we must have rollerbladed
you must have rollerbladed
they must have rollerbladed	I must have been rollerblading
you must have been rollerblading
he must have been rollerblading
we must have been rollerblading
you must have been rollerblading
they must have been rollerblading	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not rollerblade
you must not rollerblade
he must not rollerblade
we must not rollerblade
you must not rollerblade
they must not rollerblade 	I must not be rollerblading
you must not be rollerblading
he must not be rollerblading
we must not be rollerblading
you must not be rollerblading
they must not be rollerblading	I must not have rollerbladed
you must not have rollerbladed
he must not have rollerbladed
we must not have rollerbladed
you must not have rollerbladed
they must not have rollerbladed	I must not have been rollerblading
you must not have been rollerblading
he must not have been rollerblading
we must not have been rollerblading
you must not have been rollerblading
they must not have been rollerblading	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I rollerblade?
must you rollerblade?
must he rollerblade?
must we rollerblade?
must you rollerblade?
must they rollerblade? 	must I be rollerblading?
must you be rollerblading?
must he be rollerblading?
must we be rollerblading?
must you be rollerblading?
must they be rollerblading? 	must I have rollerbladed?
must you have rollerbladed?
must he have rollerbladed?
must we have rollerbladed?
must you have rollerbladed?
must they have rollerbladed? 	must I have been rollerblading?
must you have been rollerblading?
must he have been rollerblading?
must we have been rollerblading?
must you have been rollerblading?
must they have been rollerblading? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not rollerblade?
must you not rollerblade?
must he not rollerblade?
must we not rollerblade?
must you not rollerblade?
must they not rollerblade? 	must I not be rollerblading?
must you not be rollerblading?
must he not be rollerblading?
must we not be rollerblading?
must you not be rollerblading?
must they not be rollerblading? 	must I not have rollerbladed?
must you not have rollerbladed?
must he not have rollerbladed?
must we not have rollerbladed?
must you not have rollerbladed?
must they not have rollerbladed? 	must I not have been rollerblading?
must you not have been rollerblading?
must he not have been rollerblading?
must we not have been rollerblading?
must you not have been rollerblading?
must they not have been rollerblading?