must taint
Verbo regular: taint - tainted- tainted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must taint
you must taint
he must taint
we must taint
you must taint
they must taint 	I must be tainting
you must be tainting
he must be tainting
we must be tainting
you must be tainting
they must be tainting	I must have tainted
you must have tainted
he must have tainted
we must have tainted
you must have tainted
they must have tainted	I must have been tainting
you must have been tainting
he must have been tainting
we must have been tainting
you must have been tainting
they must have been tainting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not taint
you must not taint
he must not taint
we must not taint
you must not taint
they must not taint 	I must not be tainting
you must not be tainting
he must not be tainting
we must not be tainting
you must not be tainting
they must not be tainting	I must not have tainted
you must not have tainted
he must not have tainted
we must not have tainted
you must not have tainted
they must not have tainted	I must not have been tainting
you must not have been tainting
he must not have been tainting
we must not have been tainting
you must not have been tainting
they must not have been tainting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I taint?
must you taint?
must he taint?
must we taint?
must you taint?
must they taint? 	must I be tainting?
must you be tainting?
must he be tainting?
must we be tainting?
must you be tainting?
must they be tainting? 	must I have tainted?
must you have tainted?
must he have tainted?
must we have tainted?
must you have tainted?
must they have tainted? 	must I have been tainting?
must you have been tainting?
must he have been tainting?
must we have been tainting?
must you have been tainting?
must they have been tainting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not taint?
must you not taint?
must he not taint?
must we not taint?
must you not taint?
must they not taint? 	must I not be tainting?
must you not be tainting?
must he not be tainting?
must we not be tainting?
must you not be tainting?
must they not be tainting? 	must I not have tainted?
must you not have tainted?
must he not have tainted?
must we not have tainted?
must you not have tainted?
must they not have tainted? 	must I not have been tainting?
must you not have been tainting?
must he not have been tainting?
must we not have been tainting?
must you not have been tainting?
must they not have been tainting?