I've been alphabetising you've been alphabetising she's been alphabetising we've been alphabetising you've been alphabetising they've been alphabetising
I'll be alphabetising you'll be alphabetising she'll be alphabetising we'll be alphabetising you'll be alphabetising they'll be alphabetising
Futuro anteriore
I'll have alphabetised you'll have alphabetised she'll have alphabetised we'll have alphabetised you'll have alphabetised they'll have alphabetised
Futuro anteriore contínuo
I'll have been alphabetising you'll have been alphabetising she'll have been alphabetising we'll have been alphabetising you'll have been alphabetising they'll have been alphabetising
I'd be alphabetising you'd be alphabetising she'd be alphabetising we'd be alphabetising you'd be alphabetising they'd be alphabetising
Passato
I'd have alphabetised you'd have alphabetised she'd have alphabetised we'd have alphabetised you'd have alphabetised they'd have alphabetised
Passato continuo
I'd have been alphabetising you'd have been alphabetising she'd have been alphabetising we'd have been alphabetising you'd have been alphabetising they'd have been alphabetising