I photosynthesised you photosynthesised he photosynthesised we photosynthesised you photosynthesised they photosynthesised
Preterite continuous
I was photosynthesising you were photosynthesising he was photosynthesising we were photosynthesising you were photosynthesising they were photosynthesising
I've been photosynthesising you've been photosynthesising he's been photosynthesising we've been photosynthesising you've been photosynthesising they've been photosynthesising
I'd been photosynthesising you'd been photosynthesising he'd been photosynthesising we'd been photosynthesising you'd been photosynthesising they'd been photosynthesising
I'll be photosynthesising you'll be photosynthesising he'll be photosynthesising we'll be photosynthesising you'll be photosynthesising they'll be photosynthesising
Future perfect
I'll have photosynthesised you'll have photosynthesised he'll have photosynthesised we'll have photosynthesised you'll have photosynthesised they'll have photosynthesised
Future perfect continuous
I'll have been photosynthesising you'll have been photosynthesising he'll have been photosynthesising we'll have been photosynthesising you'll have been photosynthesising they'll have been photosynthesising
I'd be photosynthesising you'd be photosynthesising he'd be photosynthesising we'd be photosynthesising you'd be photosynthesising they'd be photosynthesising
Past
I'd have photosynthesised you'd have photosynthesised he'd have photosynthesised we'd have photosynthesised you'd have photosynthesised they'd have photosynthesised
Past continuous
I'd have been photosynthesising you'd have been photosynthesising he'd have been photosynthesising we'd have been photosynthesising you'd have been photosynthesising they'd have been photosynthesising