English verb conjugation
SHOULD PREDRILL

Regular verb: predrill - predrilled - predrilled

Affirmation

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

Negation

Simple form	V-ing form
I should not predrill you should not predrill he should not predrill we should not predrill you should not predrill they should not predrill	I should not be predrilling you should not be predrilling he should not be predrilling we should not be predrilling you should not be predrilling they should not be predrilling
Perfect	V-ing perfect
I should not have predrilled you should not have predrilled he should not have predrilled we should not have predrilled you should not have predrilled they should not have predrilled	I should not have been predrilling you should not have been predrilling he should not have been predrilling we should not have been predrilling you should not have been predrilling they should not have been predrilling

Interrogative form

Simple form	V-ing form
should I predrill? should you predrill? should he predrill? should we predrill? should you predrill? should they predrill?	should I be predrilling? should you be predrilling? should he 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 he 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 he 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
should I not predrill? should you not predrill? should he not predrill? should we not predrill? should you not predrill? should they not predrill?	should I not be predrilling? should you not be predrilling? should he not be predrilling? should we not be predrilling? should you not be predrilling? should they not be predrilling?
Perfect	V-ing perfect
should I not have predrilled? should you not have predrilled? should he not have predrilled? should we not have predrilled? should you not have predrilled? should they not have predrilled?	should I not have been predrilling? should you not have been predrilling? should he not have been predrilling? should we not have been predrilling? should you not have been predrilling? should they not have been predrilling?