should sting
Irregular verb: sting - stung- stung

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd sting
you'd sting
she'd sting
we'd sting
you'd sting
they'd sting 	I'd be stinging
you'd be stinging
she'd be stinging
we'd be stinging
you'd be stinging
they'd be stinging	I should've stung
you should've stung
she should've stung
we should've stung
you should've stung
they should've stung	I should've been stinging
you should've been stinging
she should've been stinging
we should've been stinging
you should've been stinging
they should've been stinging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't sting
you shouldn't sting
she shouldn't sting
we shouldn't sting
you shouldn't sting
they shouldn't sting 	I shouldn't be stinging
you shouldn't be stinging
she shouldn't be stinging
we shouldn't be stinging
you shouldn't be stinging
they shouldn't be stinging	I shouldn't have stung
you shouldn't have stung
she shouldn't have stung
we shouldn't have stung
you shouldn't have stung
they shouldn't have stung	I shouldn't have been stinging
you shouldn't have been stinging
she shouldn't have been stinging
we shouldn't have been stinging
you shouldn't have been stinging
they shouldn't have been stinging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I sting?
should you sting?
should she sting?
should we sting?
should you sting?
should they sting? 	should I be stinging?
should you be stinging?
should she be stinging?
should we be stinging?
should you be stinging?
should they be stinging? 	should I have stung?
should you have stung?
should she have stung?
should we have stung?
should you have stung?
should they have stung? 	should I have been stinging?
should you have been stinging?
should she have been stinging?
should we have been stinging?
should you have been stinging?
should they have been stinging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I sting?
shouldn't you sting?
shouldn't she sting?
shouldn't we sting?
shouldn't you sting?
shouldn't they sting? 	shouldn't I be stinging?
shouldn't you be stinging?
shouldn't she be stinging?
shouldn't we be stinging?
shouldn't you be stinging?
shouldn't they be stinging? 	shouldn't I have stung?
shouldn't you have stung?
shouldn't she have stung?
shouldn't we have stung?
shouldn't you have stung?
shouldn't they have stung? 	shouldn't I have been stinging?
shouldn't you have been stinging?
shouldn't she have been stinging?
shouldn't we have been stinging?
shouldn't you have been stinging?
shouldn't they have been stinging?