English verb conjugation COULD DEFEND

Regular verb: defend - defended - defended

Affirmation

Simple form

I could defend
you could defend
he could defend
we could defend
you could defend
they could defend

V-ing form

I could be defending
you could be defending
he could be defending
we could be defending
you could be defending
they could be defending

Perfect

I could have defended
you could have defended
he could have defended
we could have defended
you could have defended
they could have defended

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I defend?
could you defend?
could he defend?
could we defend?
could you defend?
could they defend?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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