English verb conjugation COULD DOUBLE-LOCK

Regular verb: double-lock - double-locked - double-locked

Affirmation

Simple form

I could double-lock
you could double-lock
he could double-lock
we could double-lock
you could double-lock
they could double-lock

V-ing form

I could be double-locking
you could be double-locking
he could be double-locking
we could be double-locking
you could be double-locking
they could be double-locking

Perfect

I could have double-locked
you could have double-locked
he could have double-locked
we could have double-locked
you could have double-locked
they could have double-locked

V-ing perfect

I could have been double-locking
you could have been double-locking
he could have been double-locking
we could have been double-locking
you could have been double-locking
they could have been double-locking

Negation

Simple form

I couldn't double-lock
you couldn't double-lock
he couldn't double-lock
we couldn't double-lock
you couldn't double-lock
they couldn't double-lock

V-ing form

I couldn't be double-locking
you couldn't be double-locking
he couldn't be double-locking
we couldn't be double-locking
you couldn't be double-locking
they couldn't be double-locking

Perfect

I couldn't have double-locked
you couldn't have double-locked
he couldn't have double-locked
we couldn't have double-locked
you couldn't have double-locked
they couldn't have double-locked

V-ing perfect

I couldn't have been double-locking
you couldn't have been double-locking
he couldn't have been double-locking
we couldn't have been double-locking
you couldn't have been double-locking
they couldn't have been double-locking

Interrogative form

Simple form

could I double-lock?
could you double-lock?
could he double-lock?
could we double-lock?
could you double-lock?
could they double-lock?

V-ing form

could I be double-locking?
could you be double-locking?
could he be double-locking?
could we be double-locking?
could you be double-locking?
could they be double-locking?

Perfect

could I have double-locked?
could you have double-locked?
could he have double-locked?
could we have double-locked?
could you have double-locked?
could they have double-locked?

V-ing perfect

could I have been double-locking?
could you have been double-locking?
could he have been double-locking?
could we have been double-locking?
could you have been double-locking?
could they have been double-locking?

Interro-negative form

Simple form

couldn't I double-lock?
couldn't you double-lock?
couldn't he double-lock?
couldn't we double-lock?
couldn't you double-lock?
couldn't they double-lock?

V-ing form

couldn't I be double-locking?
couldn't you be double-locking?
couldn't he be double-locking?
couldn't we be double-locking?
couldn't you be double-locking?
couldn't they be double-locking?

Perfect

couldn't I have double-locked?
couldn't you have double-locked?
couldn't he have double-locked?
couldn't we have double-locked?
couldn't you have double-locked?
couldn't they have double-locked?

V-ing perfect

couldn't I have been double-locking?
couldn't you have been double-locking?
couldn't he have been double-locking?
couldn't we have been double-locking?
couldn't you have been double-locking?
couldn't they have been double-locking?

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