could unlade
Regular verb: unlade - unladed- unladed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could unlade
you could unlade
he could unlade
we could unlade
you could unlade
they could unlade 	I could be unlading
you could be unlading
he could be unlading
we could be unlading
you could be unlading
they could be unlading	I could have unladed
you could have unladed
he could have unladed
we could have unladed
you could have unladed
they could have unladed	I could have been unlading
you could have been unlading
he could have been unlading
we could have been unlading
you could have been unlading
they could have been unlading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't unlade
you couldn't unlade
he couldn't unlade
we couldn't unlade
you couldn't unlade
they couldn't unlade 	I couldn't be unlading
you couldn't be unlading
he couldn't be unlading
we couldn't be unlading
you couldn't be unlading
they couldn't be unlading	I couldn't have unladed
you couldn't have unladed
he couldn't have unladed
we couldn't have unladed
you couldn't have unladed
they couldn't have unladed	I couldn't have been unlading
you couldn't have been unlading
he couldn't have been unlading
we couldn't have been unlading
you couldn't have been unlading
they couldn't have been unlading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I unlade?
could you unlade?
could he unlade?
could we unlade?
could you unlade?
could they unlade? 	could I be unlading?
could you be unlading?
could he be unlading?
could we be unlading?
could you be unlading?
could they be unlading? 	could I have unladed?
could you have unladed?
could he have unladed?
could we have unladed?
could you have unladed?
could they have unladed? 	could I have been unlading?
could you have been unlading?
could he have been unlading?
could we have been unlading?
could you have been unlading?
could they have been unlading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I unlade?
couldn't you unlade?
couldn't he unlade?
couldn't we unlade?
couldn't you unlade?
couldn't they unlade? 	couldn't I be unlading?
couldn't you be unlading?
couldn't he be unlading?
couldn't we be unlading?
couldn't you be unlading?
couldn't they be unlading? 	couldn't I have unladed?
couldn't you have unladed?
couldn't he have unladed?
couldn't we have unladed?
couldn't you have unladed?
couldn't they have unladed? 	couldn't I have been unlading?
couldn't you have been unlading?
couldn't he have been unlading?
couldn't we have been unlading?
couldn't you have been unlading?
couldn't they have been unlading?