should snip
Regular verb: snip - snipped- snipped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd snip
you'd snip
she'd snip
we'd snip
you'd snip
they'd snip 	I'd be snipping
you'd be snipping
she'd be snipping
we'd be snipping
you'd be snipping
they'd be snipping	I should've snipped
you should've snipped
she should've snipped
we should've snipped
you should've snipped
they should've snipped	I should've been snipping
you should've been snipping
she should've been snipping
we should've been snipping
you should've been snipping
they should've been snipping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't snip
you shouldn't snip
she shouldn't snip
we shouldn't snip
you shouldn't snip
they shouldn't snip 	I shouldn't be snipping
you shouldn't be snipping
she shouldn't be snipping
we shouldn't be snipping
you shouldn't be snipping
they shouldn't be snipping	I shouldn't have snipped
you shouldn't have snipped
she shouldn't have snipped
we shouldn't have snipped
you shouldn't have snipped
they shouldn't have snipped	I shouldn't have been snipping
you shouldn't have been snipping
she shouldn't have been snipping
we shouldn't have been snipping
you shouldn't have been snipping
they shouldn't have been snipping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I snip?
should you snip?
should she snip?
should we snip?
should you snip?
should they snip? 	should I be snipping?
should you be snipping?
should she be snipping?
should we be snipping?
should you be snipping?
should they be snipping? 	should I have snipped?
should you have snipped?
should she have snipped?
should we have snipped?
should you have snipped?
should they have snipped? 	should I have been snipping?
should you have been snipping?
should she have been snipping?
should we have been snipping?
should you have been snipping?
should they have been snipping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I snip?
shouldn't you snip?
shouldn't she snip?
shouldn't we snip?
shouldn't you snip?
shouldn't they snip? 	shouldn't I be snipping?
shouldn't you be snipping?
shouldn't she be snipping?
shouldn't we be snipping?
shouldn't you be snipping?
shouldn't they be snipping? 	shouldn't I have snipped?
shouldn't you have snipped?
shouldn't she have snipped?
shouldn't we have snipped?
shouldn't you have snipped?
shouldn't they have snipped? 	shouldn't I have been snipping?
shouldn't you have been snipping?
shouldn't she have been snipping?
shouldn't we have been snipping?
shouldn't you have been snipping?
shouldn't they have been snipping?