I'll be betrothing you'll be betrothing he'll be betrothing we'll be betrothing you'll be betrothing they'll be betrothing
Future perfect
I'll have betrothed you'll have betrothed he'll have betrothed we'll have betrothed you'll have betrothed they'll have betrothed
Future perfect continuous
I'll have been betrothing you'll have been betrothing he'll have been betrothing we'll have been betrothing you'll have been betrothing they'll have been betrothing
I'd be betrothing you'd be betrothing he'd be betrothing we'd be betrothing you'd be betrothing they'd be betrothing
Past
I'd have betrothed you'd have betrothed he'd have betrothed we'd have betrothed you'd have betrothed they'd have betrothed
Past continuous
I'd have been betrothing you'd have been betrothing he'd have been betrothing we'd have been betrothing you'd have been betrothing they'd have been betrothing