English verb conjugation
COULD INTERIORISE

Regular verb: interiorise - interiorised - interiorised

Affirmation

Simple form	V-ing form
I could interiorise you could interiorise he could interiorise we could interiorise you could interiorise they could interiorise	I could be interiorising you could be interiorising he could be interiorising we could be interiorising you could be interiorising they could be interiorising
Perfect	V-ing perfect
I could have interiorised you could have interiorised he could have interiorised we could have interiorised you could have interiorised they could have interiorised	I could have been interiorising you could have been interiorising he could have been interiorising we could have been interiorising you could have been interiorising they could have been interiorising

Negation

Simple form	V-ing form
I couldn't interiorise you couldn't interiorise he couldn't interiorise we couldn't interiorise you couldn't interiorise they couldn't interiorise	I couldn't be interiorising you couldn't be interiorising he couldn't be interiorising we couldn't be interiorising you couldn't be interiorising they couldn't be interiorising
Perfect	V-ing perfect
I couldn't have interiorised you couldn't have interiorised he couldn't have interiorised we couldn't have interiorised you couldn't have interiorised they couldn't have interiorised	I couldn't have been interiorising you couldn't have been interiorising he couldn't have been interiorising we couldn't have been interiorising you couldn't have been interiorising they couldn't have been interiorising

Interrogative form

Simple form	V-ing form
could I interiorise? could you interiorise? could he interiorise? could we interiorise? could you interiorise? could they interiorise?	could I be interiorising? could you be interiorising? could he be interiorising? could we be interiorising? could you be interiorising? could they be interiorising?
Perfect	V-ing perfect
could I have interiorised? could you have interiorised? could he have interiorised? could we have interiorised? could you have interiorised? could they have interiorised?	could I have been interiorising? could you have been interiorising? could he have been interiorising? could we have been interiorising? could you have been interiorising? could they have been interiorising?

Interro-negative form

Simple form	V-ing form
couldn't I interiorise? couldn't you interiorise? couldn't he interiorise? couldn't we interiorise? couldn't you interiorise? couldn't they interiorise?	couldn't I be interiorising? couldn't you be interiorising? couldn't he be interiorising? couldn't we be interiorising? couldn't you be interiorising? couldn't they be interiorising?
Perfect	V-ing perfect
couldn't I have interiorised? couldn't you have interiorised? couldn't he have interiorised? couldn't we have interiorised? couldn't you have interiorised? couldn't they have interiorised?	couldn't I have been interiorising? couldn't you have been interiorising? couldn't he have been interiorising? couldn't we have been interiorising? couldn't you have been interiorising? couldn't they have been interiorising?