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