English verb conjugation COULD HARM

Regular verb: harm - harmed - harmed

Affirmation

Simple form

I could harm
you could harm
he could harm
we could harm
you could harm
they could harm

V-ing form

I could be harming
you could be harming
he could be harming
we could be harming
you could be harming
they could be harming

Perfect

I could have harmed
you could have harmed
he could have harmed
we could have harmed
you could have harmed
they could have harmed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I harm?
could you harm?
could he harm?
could we harm?
could you harm?
could they harm?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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