must twirl
Verbo regular: twirl - twirled- twirled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must twirl
you must twirl
he must twirl
we must twirl
you must twirl
they must twirl 	I must be twirling
you must be twirling
he must be twirling
we must be twirling
you must be twirling
they must be twirling	I must have twirled
you must have twirled
he must have twirled
we must have twirled
you must have twirled
they must have twirled	I must have been twirling
you must have been twirling
he must have been twirling
we must have been twirling
you must have been twirling
they must have been twirling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not twirl
you must not twirl
he must not twirl
we must not twirl
you must not twirl
they must not twirl 	I must not be twirling
you must not be twirling
he must not be twirling
we must not be twirling
you must not be twirling
they must not be twirling	I must not have twirled
you must not have twirled
he must not have twirled
we must not have twirled
you must not have twirled
they must not have twirled	I must not have been twirling
you must not have been twirling
he must not have been twirling
we must not have been twirling
you must not have been twirling
they must not have been twirling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I twirl?
must you twirl?
must he twirl?
must we twirl?
must you twirl?
must they twirl? 	must I be twirling?
must you be twirling?
must he be twirling?
must we be twirling?
must you be twirling?
must they be twirling? 	must I have twirled?
must you have twirled?
must he have twirled?
must we have twirled?
must you have twirled?
must they have twirled? 	must I have been twirling?
must you have been twirling?
must he have been twirling?
must we have been twirling?
must you have been twirling?
must they have been twirling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not twirl?
must you not twirl?
must he not twirl?
must we not twirl?
must you not twirl?
must they not twirl? 	must I not be twirling?
must you not be twirling?
must he not be twirling?
must we not be twirling?
must you not be twirling?
must they not be twirling? 	must I not have twirled?
must you not have twirled?
must he not have twirled?
must we not have twirled?
must you not have twirled?
must they not have twirled? 	must I not have been twirling?
must you not have been twirling?
must he not have been twirling?
must we not have been twirling?
must you not have been twirling?
must they not have been twirling?