English verb conjugation COULD PREDRILL

Regular verb: predrill - predrilled - predrilled

Affirmation

Simple form

I could predrill
you could predrill
she could predrill
we could predrill
you could predrill
they could predrill

V-ing form

I could be predrilling
you could be predrilling
she could be predrilling
we could be predrilling
you could be predrilling
they could be predrilling

Perfect

I could have predrilled
you could have predrilled
she could have predrilled
we could have predrilled
you could have predrilled
they could have predrilled

V-ing perfect

I could have been predrilling
you could have been predrilling
she could have been predrilling
we could have been predrilling
you could have been predrilling
they could have been predrilling

Negation

Simple form

I couldn't predrill
you couldn't predrill
she couldn't predrill
we couldn't predrill
you couldn't predrill
they couldn't predrill

V-ing form

I couldn't be predrilling
you couldn't be predrilling
she couldn't be predrilling
we couldn't be predrilling
you couldn't be predrilling
they couldn't be predrilling

Perfect

I couldn't have predrilled
you couldn't have predrilled
she couldn't have predrilled
we couldn't have predrilled
you couldn't have predrilled
they couldn't have predrilled

V-ing perfect

I couldn't have been predrilling
you couldn't have been predrilling
she couldn't have been predrilling
we couldn't have been predrilling
you couldn't have been predrilling
they couldn't have been predrilling

Interrogative form

Simple form

could I predrill?
could you predrill?
could she predrill?
could we predrill?
could you predrill?
could they predrill?

V-ing form

could I be predrilling?
could you be predrilling?
could she be predrilling?
could we be predrilling?
could you be predrilling?
could they be predrilling?

Perfect

could I have predrilled?
could you have predrilled?
could she have predrilled?
could we have predrilled?
could you have predrilled?
could they have predrilled?

V-ing perfect

could I have been predrilling?
could you have been predrilling?
could she have been predrilling?
could we have been predrilling?
could you have been predrilling?
could they have been predrilling?

Interro-negative form

Simple form

couldn't I predrill?
couldn't you predrill?
couldn't she predrill?
couldn't we predrill?
couldn't you predrill?
couldn't they predrill?

V-ing form

couldn't I be predrilling?
couldn't you be predrilling?
couldn't she be predrilling?
couldn't we be predrilling?
couldn't you be predrilling?
couldn't they be predrilling?

Perfect

couldn't I have predrilled?
couldn't you have predrilled?
couldn't she have predrilled?
couldn't we have predrilled?
couldn't you have predrilled?
couldn't they have predrilled?

V-ing perfect

couldn't I have been predrilling?
couldn't you have been predrilling?
couldn't she have been predrilling?
couldn't we have been predrilling?
couldn't you have been predrilling?
couldn't they have been predrilling?

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