I'll be choppering you'll be choppering he'll be choppering we'll be choppering you'll be choppering they'll be choppering
Future perfect
I'll have choppered you'll have choppered he'll have choppered we'll have choppered you'll have choppered they'll have choppered
Future perfect continuous
I'll have been choppering you'll have been choppering he'll have been choppering we'll have been choppering you'll have been choppering they'll have been choppering
I'd be choppering you'd be choppering he'd be choppering we'd be choppering you'd be choppering they'd be choppering
Past
I'd have choppered you'd have choppered he'd have choppered we'd have choppered you'd have choppered they'd have choppered
Past continuous
I'd have been choppering you'd have been choppering he'd have been choppering we'd have been choppering you'd have been choppering they'd have been choppering