English verb conjugation COULD JUMP

Regular verb: jump - jumped - jumped

Affirmation

Simple form

I could jump
you could jump
he could jump
we could jump
you could jump
they could jump

V-ing form

I could be jumping
you could be jumping
he could be jumping
we could be jumping
you could be jumping
they could be jumping

Perfect

I could have jumped
you could have jumped
he could have jumped
we could have jumped
you could have jumped
they could have jumped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I jump?
could you jump?
could he jump?
could we jump?
could you jump?
could they jump?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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