I've been teleconferencing you've been teleconferencing he's been teleconferencing we've been teleconferencing you've been teleconferencing they've been teleconferencing
I'd been teleconferencing you'd been teleconferencing he'd been teleconferencing we'd been teleconferencing you'd been teleconferencing they'd been teleconferencing
I'll be teleconferencing you'll be teleconferencing he'll be teleconferencing we'll be teleconferencing you'll be teleconferencing they'll be teleconferencing
Futur perfekt
I'll have teleconferenced you'll have teleconferenced he'll have teleconferenced we'll have teleconferenced you'll have teleconferenced they'll have teleconferenced
Futur perfekt kontinuierlich
I'll have been teleconferencing you'll have been teleconferencing he'll have been teleconferencing we'll have been teleconferencing you'll have been teleconferencing they'll have been teleconferencing
I'd be teleconferencing you'd be teleconferencing he'd be teleconferencing we'd be teleconferencing you'd be teleconferencing they'd be teleconferencing
Perfekt
I'd have teleconferenced you'd have teleconferenced he'd have teleconferenced we'd have teleconferenced you'd have teleconferenced they'd have teleconferenced
Perfekt kontinuierlich
I'd have been teleconferencing you'd have been teleconferencing he'd have been teleconferencing we'd have been teleconferencing you'd have been teleconferencing they'd have been teleconferencing