I've been teeter-tottering you've been teeter-tottering he's been teeter-tottering we've been teeter-tottering you've been teeter-tottering they've been teeter-tottering
I'd been teeter-tottering you'd been teeter-tottering he'd been teeter-tottering we'd been teeter-tottering you'd been teeter-tottering they'd been teeter-tottering
I'll be teeter-tottering you'll be teeter-tottering he'll be teeter-tottering we'll be teeter-tottering you'll be teeter-tottering they'll be teeter-tottering
futuro perfeito
I'll have teeter-tottered you'll have teeter-tottered he'll have teeter-tottered we'll have teeter-tottered you'll have teeter-tottered they'll have teeter-tottered
futuro perfeito contínuo
I'll have been teeter-tottering you'll have been teeter-tottering he'll have been teeter-tottering we'll have been teeter-tottering you'll have been teeter-tottering they'll have been teeter-tottering
I'd be teeter-tottering you'd be teeter-tottering he'd be teeter-tottering we'd be teeter-tottering you'd be teeter-tottering they'd be teeter-tottering
Passado
I'd have teeter-tottered you'd have teeter-tottered he'd have teeter-tottered we'd have teeter-tottered you'd have teeter-tottered they'd have teeter-tottered
Passado contínuo
I'd have been teeter-tottering you'd have been teeter-tottering he'd have been teeter-tottering we'd have been teeter-tottering you'd have been teeter-tottering they'd have been teeter-tottering