could misfile
Regular verb: misfile - misfiled- misfiled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could misfile
you could misfile
he could misfile
we could misfile
you could misfile
they could misfile 	I could be misfiling
you could be misfiling
he could be misfiling
we could be misfiling
you could be misfiling
they could be misfiling	I could have misfiled
you could have misfiled
he could have misfiled
we could have misfiled
you could have misfiled
they could have misfiled	I could have been misfiling
you could have been misfiling
he could have been misfiling
we could have been misfiling
you could have been misfiling
they could have been misfiling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't misfile
you couldn't misfile
he couldn't misfile
we couldn't misfile
you couldn't misfile
they couldn't misfile 	I couldn't be misfiling
you couldn't be misfiling
he couldn't be misfiling
we couldn't be misfiling
you couldn't be misfiling
they couldn't be misfiling	I couldn't have misfiled
you couldn't have misfiled
he couldn't have misfiled
we couldn't have misfiled
you couldn't have misfiled
they couldn't have misfiled	I couldn't have been misfiling
you couldn't have been misfiling
he couldn't have been misfiling
we couldn't have been misfiling
you couldn't have been misfiling
they couldn't have been misfiling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I misfile?
could you misfile?
could he misfile?
could we misfile?
could you misfile?
could they misfile? 	could I be misfiling?
could you be misfiling?
could he be misfiling?
could we be misfiling?
could you be misfiling?
could they be misfiling? 	could I have misfiled?
could you have misfiled?
could he have misfiled?
could we have misfiled?
could you have misfiled?
could they have misfiled? 	could I have been misfiling?
could you have been misfiling?
could he have been misfiling?
could we have been misfiling?
could you have been misfiling?
could they have been misfiling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I misfile?
couldn't you misfile?
couldn't he misfile?
couldn't we misfile?
couldn't you misfile?
couldn't they misfile? 	couldn't I be misfiling?
couldn't you be misfiling?
couldn't he be misfiling?
couldn't we be misfiling?
couldn't you be misfiling?
couldn't they be misfiling? 	couldn't I have misfiled?
couldn't you have misfiled?
couldn't he have misfiled?
couldn't we have misfiled?
couldn't you have misfiled?
couldn't they have misfiled? 	couldn't I have been misfiling?
couldn't you have been misfiling?
couldn't he have been misfiling?
couldn't we have been misfiling?
couldn't you have been misfiling?
couldn't they have been misfiling?