can precanvass
Regular verb: precanvass - precanvassed- precanvassed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can precanvass
you can precanvass
he can precanvass
we can precanvass
you can precanvass
they can precanvass 	I can be precanvassing
you can be precanvassing
he can be precanvassing
we can be precanvassing
you can be precanvassing
they can be precanvassing	I can have precanvassed
you can have precanvassed
he can have precanvassed
we can have precanvassed
you can have precanvassed
they can have precanvassed	I can have been precanvassing
you can have been precanvassing
he can have been precanvassing
we can have been precanvassing
you can have been precanvassing
they can have been precanvassing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot precanvass
you cannot precanvass
he cannot precanvass
we cannot precanvass
you cannot precanvass
they cannot precanvass 	I cannot be precanvassing
you cannot be precanvassing
he cannot be precanvassing
we cannot be precanvassing
you cannot be precanvassing
they cannot be precanvassing	I cannot have precanvassed
you cannot have precanvassed
he cannot have precanvassed
we cannot have precanvassed
you cannot have precanvassed
they cannot have precanvassed	I cannot have been precanvassing
you cannot have been precanvassing
he cannot have been precanvassing
we cannot have been precanvassing
you cannot have been precanvassing
they cannot have been precanvassing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I precanvass?
can you precanvass?
can he precanvass?
can we precanvass?
can you precanvass?
can they precanvass? 	can I be precanvassing?
can you be precanvassing?
can he be precanvassing?
can we be precanvassing?
can you be precanvassing?
can they be precanvassing? 	can I have precanvassed?
can you have precanvassed?
can he have precanvassed?
can we have precanvassed?
can you have precanvassed?
can they have precanvassed? 	can I have been precanvassing?
can you have been precanvassing?
can he have been precanvassing?
can we have been precanvassing?
can you have been precanvassing?
can they have been precanvassing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not precanvass?
can you not precanvass?
can he not precanvass?
can we not precanvass?
can you not precanvass?
can they not precanvass? 	can I not be precanvassing?
can you not be precanvassing?
can he not be precanvassing?
can we not be precanvassing?
can you not be precanvassing?
can they not be precanvassing? 	can I not have precanvassed?
can you not have precanvassed?
can he not have precanvassed?
can we not have precanvassed?
can you not have precanvassed?
can they not have precanvassed? 	can I not have been precanvassing?
can you not have been precanvassing?
can he not have been precanvassing?
can we not have been precanvassing?
can you not have been precanvassing?
can they not have been precanvassing?