English verb conjugation COULD EVERT

Regular verb: evert - everted - everted

Affirmation

Simple form

I could evert
you could evert
he could evert
we could evert
you could evert
they could evert

V-ing form

I could be everting
you could be everting
he could be everting
we could be everting
you could be everting
they could be everting

Perfect

I could have everted
you could have everted
he could have everted
we could have everted
you could have everted
they could have everted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I evert?
could you evert?
could he evert?
could we evert?
could you evert?
could they evert?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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