English verb conjugation COULD TEASE

Regular verb: tease - teased - teased

Affirmation

Simple form

I could tease
you could tease
he could tease
we could tease
you could tease
they could tease

V-ing form

I could be teasing
you could be teasing
he could be teasing
we could be teasing
you could be teasing
they could be teasing

Perfect

I could have teased
you could have teased
he could have teased
we could have teased
you could have teased
they could have teased

V-ing perfect

I could have been teasing
you could have been teasing
he could have been teasing
we could have been teasing
you could have been teasing
they could have been teasing

Negation

Simple form

I could not tease
you could not tease
he could not tease
we could not tease
you could not tease
they could not tease

V-ing form

I could not be teasing
you could not be teasing
he could not be teasing
we could not be teasing
you could not be teasing
they could not be teasing

Perfect

I could not have teased
you could not have teased
he could not have teased
we could not have teased
you could not have teased
they could not have teased

V-ing perfect

I could not have been teasing
you could not have been teasing
he could not have been teasing
we could not have been teasing
you could not have been teasing
they could not have been teasing

Interrogative form

Simple form

could I tease?
could you tease?
could he tease?
could we tease?
could you tease?
could they tease?

V-ing form

could I be teasing?
could you be teasing?
could he be teasing?
could we be teasing?
could you be teasing?
could they be teasing?

Perfect

could I have teased?
could you have teased?
could he have teased?
could we have teased?
could you have teased?
could they have teased?

V-ing perfect

could I have been teasing?
could you have been teasing?
could he have been teasing?
could we have been teasing?
could you have been teasing?
could they have been teasing?

Interro-negative form

Simple form

could I not tease?
could you not tease?
could he not tease?
could we not tease?
could you not tease?
could they not tease?

V-ing form

could I not be teasing?
could you not be teasing?
could he not be teasing?
could we not be teasing?
could you not be teasing?
could they not be teasing?

Perfect

could I not have teased?
could you not have teased?
could he not have teased?
could we not have teased?
could you not have teased?
could they not have teased?

V-ing perfect

could I not have been teasing?
could you not have been teasing?
could he not have been teasing?
could we not have been teasing?
could you not have been teasing?
could they not have been teasing?

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