I'll be stretching you'll be stretching she'll be stretching we'll be stretching you'll be stretching they'll be stretching
Future perfect
I'll have stretched you'll have stretched she'll have stretched we'll have stretched you'll have stretched they'll have stretched
Future perfect continuous
I'll have been stretching you'll have been stretching she'll have been stretching we'll have been stretching you'll have been stretching they'll have been stretching
I'd be stretching you'd be stretching she'd be stretching we'd be stretching you'd be stretching they'd be stretching
Past
I'd have stretched you'd have stretched she'd have stretched we'd have stretched you'd have stretched they'd have stretched
Past continuous
I'd have been stretching you'd have been stretching she'd have been stretching we'd have been stretching you'd have been stretching they'd have been stretching