I could ravage you could ravage she could ravage we could ravage you could ravage they could ravage
V-ing form
I could be ravaging you could be ravaging she could be ravaging we could be ravaging you could be ravaging they could be ravaging
Perfect
I could have ravaged you could have ravaged she could have ravaged we could have ravaged you could have ravaged they could have ravaged
V-ing perfect
I could have been ravaging you could have been ravaging she could have been ravaging we could have been ravaging you could have been ravaging they could have been ravaging
Negation
Simple form
I couldn't ravage you couldn't ravage she couldn't ravage we couldn't ravage you couldn't ravage they couldn't ravage
V-ing form
I couldn't be ravaging you couldn't be ravaging she couldn't be ravaging we couldn't be ravaging you couldn't be ravaging they couldn't be ravaging
Perfect
I couldn't have ravaged you couldn't have ravaged she couldn't have ravaged we couldn't have ravaged you couldn't have ravaged they couldn't have ravaged
V-ing perfect
I couldn't have been ravaging you couldn't have been ravaging she couldn't have been ravaging we couldn't have been ravaging you couldn't have been ravaging they couldn't have been ravaging
Interrogative form
Simple form
could I ravage? could you ravage? could she ravage? could we ravage? could you ravage? could they ravage?
V-ing form
could I be ravaging? could you be ravaging? could she be ravaging? could we be ravaging? could you be ravaging? could they be ravaging?
Perfect
could I have ravaged? could you have ravaged? could she have ravaged? could we have ravaged? could you have ravaged? could they have ravaged?
V-ing perfect
could I have been ravaging? could you have been ravaging? could she have been ravaging? could we have been ravaging? could you have been ravaging? could they have been ravaging?
Interro-negative form
Simple form
couldn't I ravage? couldn't you ravage? couldn't she ravage? couldn't we ravage? couldn't you ravage? couldn't they ravage?
V-ing form
couldn't I be ravaging? couldn't you be ravaging? couldn't she be ravaging? couldn't we be ravaging? couldn't you be ravaging? couldn't they be ravaging?
Perfect
couldn't I have ravaged? couldn't you have ravaged? couldn't she have ravaged? couldn't we have ravaged? couldn't you have ravaged? couldn't they have ravaged?
V-ing perfect
couldn't I have been ravaging? couldn't you have been ravaging? couldn't she have been ravaging? couldn't we have been ravaging? couldn't you have been ravaging? couldn't they have been ravaging?