could mimeograph
Regular verb: mimeograph - mimeographed- mimeographed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could mimeograph
you could mimeograph
he could mimeograph
we could mimeograph
you could mimeograph
they could mimeograph 	I could be mimeographing
you could be mimeographing
he could be mimeographing
we could be mimeographing
you could be mimeographing
they could be mimeographing	I could have mimeographed
you could have mimeographed
he could have mimeographed
we could have mimeographed
you could have mimeographed
they could have mimeographed	I could have been mimeographing
you could have been mimeographing
he could have been mimeographing
we could have been mimeographing
you could have been mimeographing
they could have been mimeographing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not mimeograph
you could not mimeograph
he could not mimeograph
we could not mimeograph
you could not mimeograph
they could not mimeograph 	I could not be mimeographing
you could not be mimeographing
he could not be mimeographing
we could not be mimeographing
you could not be mimeographing
they could not be mimeographing	I could not have mimeographed
you could not have mimeographed
he could not have mimeographed
we could not have mimeographed
you could not have mimeographed
they could not have mimeographed	I could not have been mimeographing
you could not have been mimeographing
he could not have been mimeographing
we could not have been mimeographing
you could not have been mimeographing
they could not have been mimeographing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I mimeograph?
could you mimeograph?
could he mimeograph?
could we mimeograph?
could you mimeograph?
could they mimeograph? 	could I be mimeographing?
could you be mimeographing?
could he be mimeographing?
could we be mimeographing?
could you be mimeographing?
could they be mimeographing? 	could I have mimeographed?
could you have mimeographed?
could he have mimeographed?
could we have mimeographed?
could you have mimeographed?
could they have mimeographed? 	could I have been mimeographing?
could you have been mimeographing?
could he have been mimeographing?
could we have been mimeographing?
could you have been mimeographing?
could they have been mimeographing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not mimeograph?
could you not mimeograph?
could he not mimeograph?
could we not mimeograph?
could you not mimeograph?
could they not mimeograph? 	could I not be mimeographing?
could you not be mimeographing?
could he not be mimeographing?
could we not be mimeographing?
could you not be mimeographing?
could they not be mimeographing? 	could I not have mimeographed?
could you not have mimeographed?
could he not have mimeographed?
could we not have mimeographed?
could you not have mimeographed?
could they not have mimeographed? 	could I not have been mimeographing?
could you not have been mimeographing?
could he not have been mimeographing?
could we not have been mimeographing?
could you not have been mimeographing?
could they not have been mimeographing?