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