I'll be ghostwriting you'll be ghostwriting he'll be ghostwriting we'll be ghostwriting you'll be ghostwriting they'll be ghostwriting
Future perfect
I'll have ghostwrited you'll have ghostwrited he'll have ghostwrited we'll have ghostwrited you'll have ghostwrited they'll have ghostwrited
Future perfect continuous
I'll have been ghostwriting you'll have been ghostwriting he'll have been ghostwriting we'll have been ghostwriting you'll have been ghostwriting they'll have been ghostwriting
I'd be ghostwriting you'd be ghostwriting he'd be ghostwriting we'd be ghostwriting you'd be ghostwriting they'd be ghostwriting
Past
I'd have ghostwrited you'd have ghostwrited he'd have ghostwrited we'd have ghostwrited you'd have ghostwrited they'd have ghostwrited
Past continuous
I'd have been ghostwriting you'd have been ghostwriting he'd have been ghostwriting we'd have been ghostwriting you'd have been ghostwriting they'd have been ghostwriting