English verb conjugation COULD CLAMBER

Regular verb: clamber - clambered - clambered

Affirmation

Simple form

I could clamber
you could clamber
he could clamber
we could clamber
you could clamber
they could clamber

V-ing form

I could be clambering
you could be clambering
he could be clambering
we could be clambering
you could be clambering
they could be clambering

Perfect

I could have clambered
you could have clambered
he could have clambered
we could have clambered
you could have clambered
they could have clambered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I clamber?
could you clamber?
could he clamber?
could we clamber?
could you clamber?
could they clamber?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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