English verb conjugation COULD RUN

Irregular verb: run - ran - run

Affirmation

Simple form

I could run
you could run
he could run
we could run
you could run
they could run

V-ing form

I could be running
you could be running
he could be running
we could be running
you could be running
they could be running

Perfect

I could have run
you could have run
he could have run
we could have run
you could have run
they could have run

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I run?
could you run?
could he run?
could we run?
could you run?
could they run?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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