must fork
Verbo regular: fork - forked- forked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must fork
you must fork
he must fork
we must fork
you must fork
they must fork 	I must be forking
you must be forking
he must be forking
we must be forking
you must be forking
they must be forking	I must have forked
you must have forked
he must have forked
we must have forked
you must have forked
they must have forked	I must have been forking
you must have been forking
he must have been forking
we must have been forking
you must have been forking
they must have been forking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not fork
you must not fork
he must not fork
we must not fork
you must not fork
they must not fork 	I must not be forking
you must not be forking
he must not be forking
we must not be forking
you must not be forking
they must not be forking	I must not have forked
you must not have forked
he must not have forked
we must not have forked
you must not have forked
they must not have forked	I must not have been forking
you must not have been forking
he must not have been forking
we must not have been forking
you must not have been forking
they must not have been forking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I fork?
must you fork?
must he fork?
must we fork?
must you fork?
must they fork? 	must I be forking?
must you be forking?
must he be forking?
must we be forking?
must you be forking?
must they be forking? 	must I have forked?
must you have forked?
must he have forked?
must we have forked?
must you have forked?
must they have forked? 	must I have been forking?
must you have been forking?
must he have been forking?
must we have been forking?
must you have been forking?
must they have been forking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not fork?
must you not fork?
must he not fork?
must we not fork?
must you not fork?
must they not fork? 	must I not be forking?
must you not be forking?
must he not be forking?
must we not be forking?
must you not be forking?
must they not be forking? 	must I not have forked?
must you not have forked?
must he not have forked?
must we not have forked?
must you not have forked?
must they not have forked? 	must I not have been forking?
must you not have been forking?
must he not have been forking?
must we not have been forking?
must you not have been forking?
must they not have been forking?