should canvass
Regular verb: canvass - canvassed- canvassed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd canvass
you'd canvass
he'd canvass
we'd canvass
you'd canvass
they'd canvass 	I'd be canvassing
you'd be canvassing
he'd be canvassing
we'd be canvassing
you'd be canvassing
they'd be canvassing	I should've canvassed
you should've canvassed
he should've canvassed
we should've canvassed
you should've canvassed
they should've canvassed	I should've been canvassing
you should've been canvassing
he should've been canvassing
we should've been canvassing
you should've been canvassing
they should've been canvassing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't canvass
you shouldn't canvass
he shouldn't canvass
we shouldn't canvass
you shouldn't canvass
they shouldn't canvass 	I shouldn't be canvassing
you shouldn't be canvassing
he shouldn't be canvassing
we shouldn't be canvassing
you shouldn't be canvassing
they shouldn't be canvassing	I shouldn't have canvassed
you shouldn't have canvassed
he shouldn't have canvassed
we shouldn't have canvassed
you shouldn't have canvassed
they shouldn't have canvassed	I shouldn't have been canvassing
you shouldn't have been canvassing
he shouldn't have been canvassing
we shouldn't have been canvassing
you shouldn't have been canvassing
they shouldn't have been canvassing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I canvass?
should you canvass?
should he canvass?
should we canvass?
should you canvass?
should they canvass? 	should I be canvassing?
should you be canvassing?
should he be canvassing?
should we be canvassing?
should you be canvassing?
should they be canvassing? 	should I have canvassed?
should you have canvassed?
should he have canvassed?
should we have canvassed?
should you have canvassed?
should they have canvassed? 	should I have been canvassing?
should you have been canvassing?
should he have been canvassing?
should we have been canvassing?
should you have been canvassing?
should they have been canvassing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I canvass?
shouldn't you canvass?
shouldn't he canvass?
shouldn't we canvass?
shouldn't you canvass?
shouldn't they canvass? 	shouldn't I be canvassing?
shouldn't you be canvassing?
shouldn't he be canvassing?
shouldn't we be canvassing?
shouldn't you be canvassing?
shouldn't they be canvassing? 	shouldn't I have canvassed?
shouldn't you have canvassed?
shouldn't he have canvassed?
shouldn't we have canvassed?
shouldn't you have canvassed?
shouldn't they have canvassed? 	shouldn't I have been canvassing?
shouldn't you have been canvassing?
shouldn't he have been canvassing?
shouldn't we have been canvassing?
shouldn't you have been canvassing?
shouldn't they have been canvassing?