I've been prefertilising you've been prefertilising he's been prefertilising we've been prefertilising you've been prefertilising they've been prefertilising
I'd been prefertilising you'd been prefertilising he'd been prefertilising we'd been prefertilising you'd been prefertilising they'd been prefertilising
I'll be prefertilising you'll be prefertilising he'll be prefertilising we'll be prefertilising you'll be prefertilising they'll be prefertilising
Futuro perfecto
I'll have prefertilised you'll have prefertilised he'll have prefertilised we'll have prefertilised you'll have prefertilised they'll have prefertilised
Futuro perfecto contínuo
I'll have been prefertilising you'll have been prefertilising he'll have been prefertilising we'll have been prefertilising you'll have been prefertilising they'll have been prefertilising
I'd be prefertilising you'd be prefertilising he'd be prefertilising we'd be prefertilising you'd be prefertilising they'd be prefertilising
Passado
I'd have prefertilised you'd have prefertilised he'd have prefertilised we'd have prefertilised you'd have prefertilised they'd have prefertilised
Passado continuo
I'd have been prefertilising you'd have been prefertilising he'd have been prefertilising we'd have been prefertilising you'd have been prefertilising they'd have been prefertilising