should photosynthesise
Regular verb: photosynthesise - photosynthesised- photosynthesised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd photosynthesise
you'd photosynthesise
she'd photosynthesise
we'd photosynthesise
you'd photosynthesise
they'd photosynthesise 	I'd be photosynthesising
you'd be photosynthesising
she'd be photosynthesising
we'd be photosynthesising
you'd be photosynthesising
they'd be photosynthesising	I should've photosynthesised
you should've photosynthesised
she should've photosynthesised
we should've photosynthesised
you should've photosynthesised
they should've photosynthesised	I should've been photosynthesising
you should've been photosynthesising
she should've been photosynthesising
we should've been photosynthesising
you should've been photosynthesising
they should've been photosynthesising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't photosynthesise
you shouldn't photosynthesise
she shouldn't photosynthesise
we shouldn't photosynthesise
you shouldn't photosynthesise
they shouldn't photosynthesise 	I shouldn't be photosynthesising
you shouldn't be photosynthesising
she shouldn't be photosynthesising
we shouldn't be photosynthesising
you shouldn't be photosynthesising
they shouldn't be photosynthesising	I shouldn't have photosynthesised
you shouldn't have photosynthesised
she shouldn't have photosynthesised
we shouldn't have photosynthesised
you shouldn't have photosynthesised
they shouldn't have photosynthesised	I shouldn't have been photosynthesising
you shouldn't have been photosynthesising
she shouldn't have been photosynthesising
we shouldn't have been photosynthesising
you shouldn't have been photosynthesising
they shouldn't have been photosynthesising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I photosynthesise?
should you photosynthesise?
should she photosynthesise?
should we photosynthesise?
should you photosynthesise?
should they photosynthesise? 	should I be photosynthesising?
should you be photosynthesising?
should she be photosynthesising?
should we be photosynthesising?
should you be photosynthesising?
should they be photosynthesising? 	should I have photosynthesised?
should you have photosynthesised?
should she have photosynthesised?
should we have photosynthesised?
should you have photosynthesised?
should they have photosynthesised? 	should I have been photosynthesising?
should you have been photosynthesising?
should she have been photosynthesising?
should we have been photosynthesising?
should you have been photosynthesising?
should they have been photosynthesising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I photosynthesise?
shouldn't you photosynthesise?
shouldn't she photosynthesise?
shouldn't we photosynthesise?
shouldn't you photosynthesise?
shouldn't they photosynthesise? 	shouldn't I be photosynthesising?
shouldn't you be photosynthesising?
shouldn't she be photosynthesising?
shouldn't we be photosynthesising?
shouldn't you be photosynthesising?
shouldn't they be photosynthesising? 	shouldn't I have photosynthesised?
shouldn't you have photosynthesised?
shouldn't she have photosynthesised?
shouldn't we have photosynthesised?
shouldn't you have photosynthesised?
shouldn't they have photosynthesised? 	shouldn't I have been photosynthesising?
shouldn't you have been photosynthesising?
shouldn't she have been photosynthesising?
shouldn't we have been photosynthesising?
shouldn't you have been photosynthesising?
shouldn't they have been photosynthesising?