should taint
Regular verb: taint - tainted- tainted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd taint
you'd taint
he'd taint
we'd taint
you'd taint
they'd taint 	I'd be tainting
you'd be tainting
he'd be tainting
we'd be tainting
you'd be tainting
they'd be tainting	I should've tainted
you should've tainted
he should've tainted
we should've tainted
you should've tainted
they should've tainted	I should've been tainting
you should've been tainting
he should've been tainting
we should've been tainting
you should've been tainting
they should've been tainting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't taint
you shouldn't taint
he shouldn't taint
we shouldn't taint
you shouldn't taint
they shouldn't taint 	I shouldn't be tainting
you shouldn't be tainting
he shouldn't be tainting
we shouldn't be tainting
you shouldn't be tainting
they shouldn't be tainting	I shouldn't have tainted
you shouldn't have tainted
he shouldn't have tainted
we shouldn't have tainted
you shouldn't have tainted
they shouldn't have tainted	I shouldn't have been tainting
you shouldn't have been tainting
he shouldn't have been tainting
we shouldn't have been tainting
you shouldn't have been tainting
they shouldn't have been tainting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I taint?
should you taint?
should he taint?
should we taint?
should you taint?
should they taint? 	should I be tainting?
should you be tainting?
should he be tainting?
should we be tainting?
should you be tainting?
should they be tainting? 	should I have tainted?
should you have tainted?
should he have tainted?
should we have tainted?
should you have tainted?
should they have tainted? 	should I have been tainting?
should you have been tainting?
should he have been tainting?
should we have been tainting?
should you have been tainting?
should they have been tainting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I taint?
shouldn't you taint?
shouldn't he taint?
shouldn't we taint?
shouldn't you taint?
shouldn't they taint? 	shouldn't I be tainting?
shouldn't you be tainting?
shouldn't he be tainting?
shouldn't we be tainting?
shouldn't you be tainting?
shouldn't they be tainting? 	shouldn't I have tainted?
shouldn't you have tainted?
shouldn't he have tainted?
shouldn't we have tainted?
shouldn't you have tainted?
shouldn't they have tainted? 	shouldn't I have been tainting?
shouldn't you have been tainting?
shouldn't he have been tainting?
shouldn't we have been tainting?
shouldn't you have been tainting?
shouldn't they have been tainting?