English verb conjugation
COULD ROAI

Regular verb: roai - roaied - roaied

Affirmation

Simple form	V-ing form
I could roai you could roai he could roai we could roai you could roai they could roai	I could be roaiing you could be roaiing he could be roaiing we could be roaiing you could be roaiing they could be roaiing
Perfect	V-ing perfect
I could have roaied you could have roaied he could have roaied we could have roaied you could have roaied they could have roaied	I could have been roaiing you could have been roaiing he could have been roaiing we could have been roaiing you could have been roaiing they could have been roaiing

Negation

Simple form	V-ing form
I couldn't roai you couldn't roai he couldn't roai we couldn't roai you couldn't roai they couldn't roai	I couldn't be roaiing you couldn't be roaiing he couldn't be roaiing we couldn't be roaiing you couldn't be roaiing they couldn't be roaiing
Perfect	V-ing perfect
I couldn't have roaied you couldn't have roaied he couldn't have roaied we couldn't have roaied you couldn't have roaied they couldn't have roaied	I couldn't have been roaiing you couldn't have been roaiing he couldn't have been roaiing we couldn't have been roaiing you couldn't have been roaiing they couldn't have been roaiing

Interrogative form

Simple form	V-ing form
could I roai? could you roai? could he roai? could we roai? could you roai? could they roai?	could I be roaiing? could you be roaiing? could he be roaiing? could we be roaiing? could you be roaiing? could they be roaiing?
Perfect	V-ing perfect
could I have roaied? could you have roaied? could he have roaied? could we have roaied? could you have roaied? could they have roaied?	could I have been roaiing? could you have been roaiing? could he have been roaiing? could we have been roaiing? could you have been roaiing? could they have been roaiing?

Interro-negative form

Simple form	V-ing form
couldn't I roai? couldn't you roai? couldn't he roai? couldn't we roai? couldn't you roai? couldn't they roai?	couldn't I be roaiing? couldn't you be roaiing? couldn't he be roaiing? couldn't we be roaiing? couldn't you be roaiing? couldn't they be roaiing?
Perfect	V-ing perfect
couldn't I have roaied? couldn't you have roaied? couldn't he have roaied? couldn't we have roaied? couldn't you have roaied? couldn't they have roaied?	couldn't I have been roaiing? couldn't you have been roaiing? couldn't he have been roaiing? couldn't we have been roaiing? couldn't you have been roaiing? couldn't they have been roaiing?