I could apostatize you could apostatize he could apostatize we could apostatize you could apostatize they could apostatize
V-ing form
I could be apostatizing you could be apostatizing he could be apostatizing we could be apostatizing you could be apostatizing they could be apostatizing
Perfect
I could have apostatized you could have apostatized he could have apostatized we could have apostatized you could have apostatized they could have apostatized
V-ing perfect
I could have been apostatizing you could have been apostatizing he could have been apostatizing we could have been apostatizing you could have been apostatizing they could have been apostatizing
Negation
Simple form
I couldn't apostatize you couldn't apostatize he couldn't apostatize we couldn't apostatize you couldn't apostatize they couldn't apostatize
V-ing form
I couldn't be apostatizing you couldn't be apostatizing he couldn't be apostatizing we couldn't be apostatizing you couldn't be apostatizing they couldn't be apostatizing
Perfect
I couldn't have apostatized you couldn't have apostatized he couldn't have apostatized we couldn't have apostatized you couldn't have apostatized they couldn't have apostatized
V-ing perfect
I couldn't have been apostatizing you couldn't have been apostatizing he couldn't have been apostatizing we couldn't have been apostatizing you couldn't have been apostatizing they couldn't have been apostatizing
Interrogative form
Simple form
could I apostatize? could you apostatize? could he apostatize? could we apostatize? could you apostatize? could they apostatize?
V-ing form
could I be apostatizing? could you be apostatizing? could he be apostatizing? could we be apostatizing? could you be apostatizing? could they be apostatizing?
Perfect
could I have apostatized? could you have apostatized? could he have apostatized? could we have apostatized? could you have apostatized? could they have apostatized?
V-ing perfect
could I have been apostatizing? could you have been apostatizing? could he have been apostatizing? could we have been apostatizing? could you have been apostatizing? could they have been apostatizing?
Interro-negative form
Simple form
couldn't I apostatize? couldn't you apostatize? couldn't he apostatize? couldn't we apostatize? couldn't you apostatize? couldn't they apostatize?
V-ing form
couldn't I be apostatizing? couldn't you be apostatizing? couldn't he be apostatizing? couldn't we be apostatizing? couldn't you be apostatizing? couldn't they be apostatizing?
Perfect
couldn't I have apostatized? couldn't you have apostatized? couldn't he have apostatized? couldn't we have apostatized? couldn't you have apostatized? couldn't they have apostatized?
V-ing perfect
couldn't I have been apostatizing? couldn't you have been apostatizing? couldn't he have been apostatizing? couldn't we have been apostatizing? couldn't you have been apostatizing? couldn't they have been apostatizing?