English verb conjugation
CAN PREDRILL

Regular verb: predrill - predrilled - predrilled

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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