English verb conjugation
SHOULD PREDRILL

Regular verb: predrill - predrilled - predrilled

Affirmation

Simple form	V-ing form
I'd predrill you'd predrill she'd predrill we'd predrill you'd predrill they'd predrill	I'd be predrilling you'd be predrilling she'd be predrilling we'd be predrilling you'd be predrilling they'd be predrilling
Perfect	V-ing perfect
I should've predrilled you should've predrilled she should've predrilled we should've predrilled you should've predrilled they should've predrilled	I should've been predrilling you should've been predrilling she should've been predrilling we should've been predrilling you should've been predrilling they should've been predrilling

Negation

Simple form	V-ing form
I shouldn't predrill you shouldn't predrill she shouldn't predrill we shouldn't predrill you shouldn't predrill they shouldn't predrill	I shouldn't be predrilling you shouldn't be predrilling she shouldn't be predrilling we shouldn't be predrilling you shouldn't be predrilling they shouldn't be predrilling
Perfect	V-ing perfect
I shouldn't have predrilled you shouldn't have predrilled she shouldn't have predrilled we shouldn't have predrilled you shouldn't have predrilled they shouldn't have predrilled	I shouldn't have been predrilling you shouldn't have been predrilling she shouldn't have been predrilling we shouldn't have been predrilling you shouldn't have been predrilling they shouldn't have been predrilling

Interrogative form

Simple form	V-ing form
should I predrill? should you predrill? should she predrill? should we predrill? should you predrill? should they predrill?	should I be predrilling? should you be predrilling? should she be predrilling? should we be predrilling? should you be predrilling? should they be predrilling?
Perfect	V-ing perfect
should I have predrilled? should you have predrilled? should she have predrilled? should we have predrilled? should you have predrilled? should they have predrilled?	should I have been predrilling? should you have been predrilling? should she have been predrilling? should we have been predrilling? should you have been predrilling? should they have been predrilling?

Interro-negative form

Simple form	V-ing form
shouldn't I predrill? shouldn't you predrill? shouldn't she predrill? shouldn't we predrill? shouldn't you predrill? shouldn't they predrill?	shouldn't I be predrilling? shouldn't you be predrilling? shouldn't she be predrilling? shouldn't we be predrilling? shouldn't you be predrilling? shouldn't they be predrilling?
Perfect	V-ing perfect
shouldn't I have predrilled? shouldn't you have predrilled? shouldn't she have predrilled? shouldn't we have predrilled? shouldn't you have predrilled? shouldn't they have predrilled?	shouldn't I have been predrilling? shouldn't you have been predrilling? shouldn't she have been predrilling? shouldn't we have been predrilling? shouldn't you have been predrilling? shouldn't they have been predrilling?