English verb conjugation COULD EXERT

Regular verb: exert - exerted - exerted

Affirmation

Simple form

I could exert
you could exert
he could exert
we could exert
you could exert
they could exert

V-ing form

I could be exerting
you could be exerting
he could be exerting
we could be exerting
you could be exerting
they could be exerting

Perfect

I could have exerted
you could have exerted
he could have exerted
we could have exerted
you could have exerted
they could have exerted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I exert?
could you exert?
could he exert?
could we exert?
could you exert?
could they exert?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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