English verb conjugation COULD DETERGE

Regular verb: deterge - deterged - deterged

Affirmation

Simple form

I could deterge
you could deterge
he could deterge
we could deterge
you could deterge
they could deterge

V-ing form

I could be deterging
you could be deterging
he could be deterging
we could be deterging
you could be deterging
they could be deterging

Perfect

I could have deterged
you could have deterged
he could have deterged
we could have deterged
you could have deterged
they could have deterged

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I deterge?
could you deterge?
could he deterge?
could we deterge?
could you deterge?
could they deterge?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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