could schuss
Regular verb: schuss - schussed- schussed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could schuss
you could schuss
she could schuss
we could schuss
you could schuss
they could schuss 	I could be schussing
you could be schussing
she could be schussing
we could be schussing
you could be schussing
they could be schussing	I could have schussed
you could have schussed
she could have schussed
we could have schussed
you could have schussed
they could have schussed	I could have been schussing
you could have been schussing
she could have been schussing
we could have been schussing
you could have been schussing
they could have been schussing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't schuss
you couldn't schuss
she couldn't schuss
we couldn't schuss
you couldn't schuss
they couldn't schuss 	I couldn't be schussing
you couldn't be schussing
she couldn't be schussing
we couldn't be schussing
you couldn't be schussing
they couldn't be schussing	I couldn't have schussed
you couldn't have schussed
she couldn't have schussed
we couldn't have schussed
you couldn't have schussed
they couldn't have schussed	I couldn't have been schussing
you couldn't have been schussing
she couldn't have been schussing
we couldn't have been schussing
you couldn't have been schussing
they couldn't have been schussing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I schuss?
could you schuss?
could she schuss?
could we schuss?
could you schuss?
could they schuss? 	could I be schussing?
could you be schussing?
could she be schussing?
could we be schussing?
could you be schussing?
could they be schussing? 	could I have schussed?
could you have schussed?
could she have schussed?
could we have schussed?
could you have schussed?
could they have schussed? 	could I have been schussing?
could you have been schussing?
could she have been schussing?
could we have been schussing?
could you have been schussing?
could they have been schussing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I schuss?
couldn't you schuss?
couldn't she schuss?
couldn't we schuss?
couldn't you schuss?
couldn't they schuss? 	couldn't I be schussing?
couldn't you be schussing?
couldn't she be schussing?
couldn't we be schussing?
couldn't you be schussing?
couldn't they be schussing? 	couldn't I have schussed?
couldn't you have schussed?
couldn't she have schussed?
couldn't we have schussed?
couldn't you have schussed?
couldn't they have schussed? 	couldn't I have been schussing?
couldn't you have been schussing?
couldn't she have been schussing?
couldn't we have been schussing?
couldn't you have been schussing?
couldn't they have been schussing?