I'll be diagraming you'll be diagraming he'll be diagraming we'll be diagraming you'll be diagraming they'll be diagraming
Future perfect
I'll have diagramed you'll have diagramed he'll have diagramed we'll have diagramed you'll have diagramed they'll have diagramed
Future perfect continuous
I'll have been diagraming you'll have been diagraming he'll have been diagraming we'll have been diagraming you'll have been diagraming they'll have been diagraming
I'd be diagraming you'd be diagraming he'd be diagraming we'd be diagraming you'd be diagraming they'd be diagraming
Past
I'd have diagramed you'd have diagramed he'd have diagramed we'd have diagramed you'd have diagramed they'd have diagramed
Past continuous
I'd have been diagraming you'd have been diagraming he'd have been diagraming we'd have been diagraming you'd have been diagraming they'd have been diagraming