should canvass
Regular verb: canvass - canvassed- canvassed

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

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not canvass
you should not canvass
he should not canvass
we should not canvass
you should not canvass
they should not canvass 	I should not be canvassing
you should not be canvassing
he should not be canvassing
we should not be canvassing
you should not be canvassing
they should not be canvassing	I should not have canvassed
you should not have canvassed
he should not have canvassed
we should not have canvassed
you should not have canvassed
they should not have canvassed	I should not have been canvassing
you should not have been canvassing
he should not have been canvassing
we should not have been canvassing
you should not have been canvassing
they should not 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 	
should I not canvass?
should you not canvass?
should he not canvass?
should we not canvass?
should you not canvass?
should they not canvass? 	should I not be canvassing?
should you not be canvassing?
should he not be canvassing?
should we not be canvassing?
should you not be canvassing?
should they not be canvassing? 	should I not have canvassed?
should you not have canvassed?
should he not have canvassed?
should we not have canvassed?
should you not have canvassed?
should they not have canvassed? 	should I not have been canvassing?
should you not have been canvassing?
should he not have been canvassing?
should we not have been canvassing?
should you not have been canvassing?
should they not have been canvassing?