English verb conjugation
SHOULD PRECALCULATE

Regular verb: precalculate - precalculated - precalculated

Affirmation

Simple form	V-ing form
I'd precalculate you'd precalculate she'd precalculate we'd precalculate you'd precalculate they'd precalculate	I'd be precalculating you'd be precalculating she'd be precalculating we'd be precalculating you'd be precalculating they'd be precalculating
Perfect	V-ing perfect
I should've precalculated you should've precalculated she should've precalculated we should've precalculated you should've precalculated they should've precalculated	I should've been precalculating you should've been precalculating she should've been precalculating we should've been precalculating you should've been precalculating they should've been precalculating

Negation

Simple form	V-ing form
I shouldn't precalculate you shouldn't precalculate she shouldn't precalculate we shouldn't precalculate you shouldn't precalculate they shouldn't precalculate	I shouldn't be precalculating you shouldn't be precalculating she shouldn't be precalculating we shouldn't be precalculating you shouldn't be precalculating they shouldn't be precalculating
Perfect	V-ing perfect
I shouldn't have precalculated you shouldn't have precalculated she shouldn't have precalculated we shouldn't have precalculated you shouldn't have precalculated they shouldn't have precalculated	I shouldn't have been precalculating you shouldn't have been precalculating she shouldn't have been precalculating we shouldn't have been precalculating you shouldn't have been precalculating they shouldn't have been precalculating

Interrogative form

Simple form	V-ing form
should I precalculate? should you precalculate? should she precalculate? should we precalculate? should you precalculate? should they precalculate?	should I be precalculating? should you be precalculating? should she be precalculating? should we be precalculating? should you be precalculating? should they be precalculating?
Perfect	V-ing perfect
should I have precalculated? should you have precalculated? should she have precalculated? should we have precalculated? should you have precalculated? should they have precalculated?	should I have been precalculating? should you have been precalculating? should she have been precalculating? should we have been precalculating? should you have been precalculating? should they have been precalculating?

Interro-negative form

Simple form	V-ing form
shouldn't I precalculate? shouldn't you precalculate? shouldn't she precalculate? shouldn't we precalculate? shouldn't you precalculate? shouldn't they precalculate?	shouldn't I be precalculating? shouldn't you be precalculating? shouldn't she be precalculating? shouldn't we be precalculating? shouldn't you be precalculating? shouldn't they be precalculating?
Perfect	V-ing perfect
shouldn't I have precalculated? shouldn't you have precalculated? shouldn't she have precalculated? shouldn't we have precalculated? shouldn't you have precalculated? shouldn't they have precalculated?	shouldn't I have been precalculating? shouldn't you have been precalculating? shouldn't she have been precalculating? shouldn't we have been precalculating? shouldn't you have been precalculating? shouldn't they have been precalculating?