I've been deconcentrating you've been deconcentrating she's been deconcentrating we've been deconcentrating you've been deconcentrating they've been deconcentrating
I'd been deconcentrating you'd been deconcentrating she'd been deconcentrating we'd been deconcentrating you'd been deconcentrating they'd been deconcentrating
I'll be deconcentrating you'll be deconcentrating she'll be deconcentrating we'll be deconcentrating you'll be deconcentrating they'll be deconcentrating
Future perfect
I'll have deconcentrated you'll have deconcentrated she'll have deconcentrated we'll have deconcentrated you'll have deconcentrated they'll have deconcentrated
Future perfect continuous
I'll have been deconcentrating you'll have been deconcentrating she'll have been deconcentrating we'll have been deconcentrating you'll have been deconcentrating they'll have been deconcentrating
I'd be deconcentrating you'd be deconcentrating she'd be deconcentrating we'd be deconcentrating you'd be deconcentrating they'd be deconcentrating
Past
I'd have deconcentrated you'd have deconcentrated she'd have deconcentrated we'd have deconcentrated you'd have deconcentrated they'd have deconcentrated
Past continuous
I'd have been deconcentrating you'd have been deconcentrating she'd have been deconcentrating we'd have been deconcentrating you'd have been deconcentrating they'd have been deconcentrating