must ruffle
Verbo regular: ruffle - ruffled- ruffled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must ruffle
you must ruffle
he must ruffle
we must ruffle
you must ruffle
they must ruffle 	I must be ruffling
you must be ruffling
he must be ruffling
we must be ruffling
you must be ruffling
they must be ruffling	I must have ruffled
you must have ruffled
he must have ruffled
we must have ruffled
you must have ruffled
they must have ruffled	I must have been ruffling
you must have been ruffling
he must have been ruffling
we must have been ruffling
you must have been ruffling
they must have been ruffling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not ruffle
you must not ruffle
he must not ruffle
we must not ruffle
you must not ruffle
they must not ruffle 	I must not be ruffling
you must not be ruffling
he must not be ruffling
we must not be ruffling
you must not be ruffling
they must not be ruffling	I must not have ruffled
you must not have ruffled
he must not have ruffled
we must not have ruffled
you must not have ruffled
they must not have ruffled	I must not have been ruffling
you must not have been ruffling
he must not have been ruffling
we must not have been ruffling
you must not have been ruffling
they must not have been ruffling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I ruffle?
must you ruffle?
must he ruffle?
must we ruffle?
must you ruffle?
must they ruffle? 	must I be ruffling?
must you be ruffling?
must he be ruffling?
must we be ruffling?
must you be ruffling?
must they be ruffling? 	must I have ruffled?
must you have ruffled?
must he have ruffled?
must we have ruffled?
must you have ruffled?
must they have ruffled? 	must I have been ruffling?
must you have been ruffling?
must he have been ruffling?
must we have been ruffling?
must you have been ruffling?
must they have been ruffling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not ruffle?
must you not ruffle?
must he not ruffle?
must we not ruffle?
must you not ruffle?
must they not ruffle? 	must I not be ruffling?
must you not be ruffling?
must he not be ruffling?
must we not be ruffling?
must you not be ruffling?
must they not be ruffling? 	must I not have ruffled?
must you not have ruffled?
must he not have ruffled?
must we not have ruffled?
must you not have ruffled?
must they not have ruffled? 	must I not have been ruffling?
must you not have been ruffling?
must he not have been ruffling?
must we not have been ruffling?
must you not have been ruffling?
must they not have been ruffling?