could misdo
Irregular verb: misdo - misdid- misdone

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could misdo
you could misdo
she could misdo
we could misdo
you could misdo
they could misdo 	I could be misdoing
you could be misdoing
she could be misdoing
we could be misdoing
you could be misdoing
they could be misdoing	I could have misdone
you could have misdone
she could have misdone
we could have misdone
you could have misdone
they could have misdone	I could have been misdoing
you could have been misdoing
she could have been misdoing
we could have been misdoing
you could have been misdoing
they could have been misdoing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't misdo
you couldn't misdo
she couldn't misdo
we couldn't misdo
you couldn't misdo
they couldn't misdo 	I couldn't be misdoing
you couldn't be misdoing
she couldn't be misdoing
we couldn't be misdoing
you couldn't be misdoing
they couldn't be misdoing	I couldn't have misdone
you couldn't have misdone
she couldn't have misdone
we couldn't have misdone
you couldn't have misdone
they couldn't have misdone	I couldn't have been misdoing
you couldn't have been misdoing
she couldn't have been misdoing
we couldn't have been misdoing
you couldn't have been misdoing
they couldn't have been misdoing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I misdo?
could you misdo?
could she misdo?
could we misdo?
could you misdo?
could they misdo? 	could I be misdoing?
could you be misdoing?
could she be misdoing?
could we be misdoing?
could you be misdoing?
could they be misdoing? 	could I have misdone?
could you have misdone?
could she have misdone?
could we have misdone?
could you have misdone?
could they have misdone? 	could I have been misdoing?
could you have been misdoing?
could she have been misdoing?
could we have been misdoing?
could you have been misdoing?
could they have been misdoing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I misdo?
couldn't you misdo?
couldn't she misdo?
couldn't we misdo?
couldn't you misdo?
couldn't they misdo? 	couldn't I be misdoing?
couldn't you be misdoing?
couldn't she be misdoing?
couldn't we be misdoing?
couldn't you be misdoing?
couldn't they be misdoing? 	couldn't I have misdone?
couldn't you have misdone?
couldn't she have misdone?
couldn't we have misdone?
couldn't you have misdone?
couldn't they have misdone? 	couldn't I have been misdoing?
couldn't you have been misdoing?
couldn't she have been misdoing?
couldn't we have been misdoing?
couldn't you have been misdoing?
couldn't they have been misdoing?