English verb conjugation COULD SERRATE

Regular verb: serrate - serrated - serrated

Affirmation

Simple form

I could serrate
you could serrate
he could serrate
we could serrate
you could serrate
they could serrate

V-ing form

I could be serrating
you could be serrating
he could be serrating
we could be serrating
you could be serrating
they could be serrating

Perfect

I could have serrated
you could have serrated
he could have serrated
we could have serrated
you could have serrated
they could have serrated

V-ing perfect

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

Negation

Simple form

I couldn't serrate
you couldn't serrate
he couldn't serrate
we couldn't serrate
you couldn't serrate
they couldn't serrate

V-ing form

I couldn't be serrating
you couldn't be serrating
he couldn't be serrating
we couldn't be serrating
you couldn't be serrating
they couldn't be serrating

Perfect

I couldn't have serrated
you couldn't have serrated
he couldn't have serrated
we couldn't have serrated
you couldn't have serrated
they couldn't have serrated

V-ing perfect

I couldn't have been serrating
you couldn't have been serrating
he couldn't have been serrating
we couldn't have been serrating
you couldn't have been serrating
they couldn't have been serrating

Interrogative form

Simple form

could I serrate?
could you serrate?
could he serrate?
could we serrate?
could you serrate?
could they serrate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I serrate?
couldn't you serrate?
couldn't he serrate?
couldn't we serrate?
couldn't you serrate?
couldn't they serrate?

V-ing form

couldn't I be serrating?
couldn't you be serrating?
couldn't he be serrating?
couldn't we be serrating?
couldn't you be serrating?
couldn't they be serrating?

Perfect

couldn't I have serrated?
couldn't you have serrated?
couldn't he have serrated?
couldn't we have serrated?
couldn't you have serrated?
couldn't they have serrated?

V-ing perfect

couldn't I have been serrating?
couldn't you have been serrating?
couldn't he have been serrating?
couldn't we have been serrating?
couldn't you have been serrating?
couldn't they have been serrating?

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