should lark
Regular verb: lark - larked- larked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd lark
you'd lark
he'd lark
we'd lark
you'd lark
they'd lark 	I'd be larking
you'd be larking
he'd be larking
we'd be larking
you'd be larking
they'd be larking	I should've larked
you should've larked
he should've larked
we should've larked
you should've larked
they should've larked	I should've been larking
you should've been larking
he should've been larking
we should've been larking
you should've been larking
they should've been larking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't lark
you shouldn't lark
he shouldn't lark
we shouldn't lark
you shouldn't lark
they shouldn't lark 	I shouldn't be larking
you shouldn't be larking
he shouldn't be larking
we shouldn't be larking
you shouldn't be larking
they shouldn't be larking	I shouldn't have larked
you shouldn't have larked
he shouldn't have larked
we shouldn't have larked
you shouldn't have larked
they shouldn't have larked	I shouldn't have been larking
you shouldn't have been larking
he shouldn't have been larking
we shouldn't have been larking
you shouldn't have been larking
they shouldn't have been larking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I lark?
should you lark?
should he lark?
should we lark?
should you lark?
should they lark? 	should I be larking?
should you be larking?
should he be larking?
should we be larking?
should you be larking?
should they be larking? 	should I have larked?
should you have larked?
should he have larked?
should we have larked?
should you have larked?
should they have larked? 	should I have been larking?
should you have been larking?
should he have been larking?
should we have been larking?
should you have been larking?
should they have been larking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I lark?
shouldn't you lark?
shouldn't he lark?
shouldn't we lark?
shouldn't you lark?
shouldn't they lark? 	shouldn't I be larking?
shouldn't you be larking?
shouldn't he be larking?
shouldn't we be larking?
shouldn't you be larking?
shouldn't they be larking? 	shouldn't I have larked?
shouldn't you have larked?
shouldn't he have larked?
shouldn't we have larked?
shouldn't you have larked?
shouldn't they have larked? 	shouldn't I have been larking?
shouldn't you have been larking?
shouldn't he have been larking?
shouldn't we have been larking?
shouldn't you have been larking?
shouldn't they have been larking?