English verb conjugation
COULD TRUSS

Regular verb: truss - trussed - trussed

Affirmation

Simple form	V-ing form
I could truss you could truss he could truss we could truss you could truss they could truss	I could be trussing you could be trussing he could be trussing we could be trussing you could be trussing they could be trussing
Perfect	V-ing perfect
I could have trussed you could have trussed he could have trussed we could have trussed you could have trussed they could have trussed	I could have been trussing you could have been trussing he could have been trussing we could have been trussing you could have been trussing they could have been trussing

Negation

Simple form	V-ing form
I couldn't truss you couldn't truss he couldn't truss we couldn't truss you couldn't truss they couldn't truss	I couldn't be trussing you couldn't be trussing he couldn't be trussing we couldn't be trussing you couldn't be trussing they couldn't be trussing
Perfect	V-ing perfect
I couldn't have trussed you couldn't have trussed he couldn't have trussed we couldn't have trussed you couldn't have trussed they couldn't have trussed	I couldn't have been trussing you couldn't have been trussing he couldn't have been trussing we couldn't have been trussing you couldn't have been trussing they couldn't have been trussing

Interrogative form

Simple form	V-ing form
could I truss? could you truss? could he truss? could we truss? could you truss? could they truss?	could I be trussing? could you be trussing? could he be trussing? could we be trussing? could you be trussing? could they be trussing?
Perfect	V-ing perfect
could I have trussed? could you have trussed? could he have trussed? could we have trussed? could you have trussed? could they have trussed?	could I have been trussing? could you have been trussing? could he have been trussing? could we have been trussing? could you have been trussing? could they have been trussing?

Interro-negative form

Simple form	V-ing form
couldn't I truss? couldn't you truss? couldn't he truss? couldn't we truss? couldn't you truss? couldn't they truss?	couldn't I be trussing? couldn't you be trussing? couldn't he be trussing? couldn't we be trussing? couldn't you be trussing? couldn't they be trussing?
Perfect	V-ing perfect
couldn't I have trussed? couldn't you have trussed? couldn't he have trussed? couldn't we have trussed? couldn't you have trussed? couldn't they have trussed?	couldn't I have been trussing? couldn't you have been trussing? couldn't he have been trussing? couldn't we have been trussing? couldn't you have been trussing? couldn't they have been trussing?