must fleck
Verbo regular: fleck - flecked- flecked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must fleck
you must fleck
he must fleck
we must fleck
you must fleck
they must fleck 	I must be flecking
you must be flecking
he must be flecking
we must be flecking
you must be flecking
they must be flecking	I must have flecked
you must have flecked
he must have flecked
we must have flecked
you must have flecked
they must have flecked	I must have been flecking
you must have been flecking
he must have been flecking
we must have been flecking
you must have been flecking
they must have been flecking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not fleck
you must not fleck
he must not fleck
we must not fleck
you must not fleck
they must not fleck 	I must not be flecking
you must not be flecking
he must not be flecking
we must not be flecking
you must not be flecking
they must not be flecking	I must not have flecked
you must not have flecked
he must not have flecked
we must not have flecked
you must not have flecked
they must not have flecked	I must not have been flecking
you must not have been flecking
he must not have been flecking
we must not have been flecking
you must not have been flecking
they must not have been flecking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I fleck?
must you fleck?
must he fleck?
must we fleck?
must you fleck?
must they fleck? 	must I be flecking?
must you be flecking?
must he be flecking?
must we be flecking?
must you be flecking?
must they be flecking? 	must I have flecked?
must you have flecked?
must he have flecked?
must we have flecked?
must you have flecked?
must they have flecked? 	must I have been flecking?
must you have been flecking?
must he have been flecking?
must we have been flecking?
must you have been flecking?
must they have been flecking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not fleck?
must you not fleck?
must he not fleck?
must we not fleck?
must you not fleck?
must they not fleck? 	must I not be flecking?
must you not be flecking?
must he not be flecking?
must we not be flecking?
must you not be flecking?
must they not be flecking? 	must I not have flecked?
must you not have flecked?
must he not have flecked?
must we not have flecked?
must you not have flecked?
must they not have flecked? 	must I not have been flecking?
must you not have been flecking?
must he not have been flecking?
must we not have been flecking?
must you not have been flecking?
must they not have been flecking?