I'll be breakfasting you'll be breakfasting she'll be breakfasting we'll be breakfasting you'll be breakfasting they'll be breakfasting
Future perfect
I'll have breakfasted you'll have breakfasted she'll have breakfasted we'll have breakfasted you'll have breakfasted they'll have breakfasted
Future perfect continuous
I'll have been breakfasting you'll have been breakfasting she'll have been breakfasting we'll have been breakfasting you'll have been breakfasting they'll have been breakfasting
I'd be breakfasting you'd be breakfasting she'd be breakfasting we'd be breakfasting you'd be breakfasting they'd be breakfasting
Past
I'd have breakfasted you'd have breakfasted she'd have breakfasted we'd have breakfasted you'd have breakfasted they'd have breakfasted
Past continuous
I'd have been breakfasting you'd have been breakfasting she'd have been breakfasting we'd have been breakfasting you'd have been breakfasting they'd have been breakfasting