English verb conjugation COULD SERGE

Regular verb: serge - serged - serged

Affirmation

Simple form

I could serge
you could serge
he could serge
we could serge
you could serge
they could serge

V-ing form

I could be serging
you could be serging
he could be serging
we could be serging
you could be serging
they could be serging

Perfect

I could have serged
you could have serged
he could have serged
we could have serged
you could have serged
they could have serged

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I serge?
could you serge?
could he serge?
could we serge?
could you serge?
could they serge?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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