I could apostatize you could apostatize she could apostatize we could apostatize you could apostatize they could apostatize
V-ing form
I could be apostatizing you could be apostatizing she could be apostatizing we could be apostatizing you could be apostatizing they could be apostatizing
Perfect
I could have apostatized you could have apostatized she 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 she 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 she 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 she 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 she 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 she 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 she apostatize? could we apostatize? could you apostatize? could they apostatize?
V-ing form
could I be apostatizing? could you be apostatizing? could she be apostatizing? could we be apostatizing? could you be apostatizing? could they be apostatizing?
Perfect
could I have apostatized? could you have apostatized? could she 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 she 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 she 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 she 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 she 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 she have been apostatizing? couldn't we have been apostatizing? couldn't you have been apostatizing? couldn't they have been apostatizing?