English verb conjugation COULD EARN

Regular verb: earn - earned - earned


Affirmation

Simple form

I could earn
you could earn
he could earn
we could earn
you could earn
they could earn

V-ing form

I could be earning
you could be earning
he could be earning
we could be earning
you could be earning
they could be earning

Perfect

I could have earned
you could have earned
he could have earned
we could have earned
you could have earned
they could have earned

V-ing perfect

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

Negation

Simple form

I could not earn
you could not earn
he could not earn
we could not earn
you could not earn
they could not earn

V-ing form

I could not be earning
you could not be earning
he could not be earning
we could not be earning
you could not be earning
they could not be earning

Perfect

I could not have earned
you could not have earned
he could not have earned
we could not have earned
you could not have earned
they could not have earned

V-ing perfect

I could not have been earning
you could not have been earning
he could not have been earning
we could not have been earning
you could not have been earning
they could not have been earning

Interrogative form

Simple form

could I earn?
could you earn?
could he earn?
could we earn?
could you earn?
could they earn?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not earn?
could you not earn?
could he not earn?
could we not earn?
could you not earn?
could they not earn?

V-ing form

could I not be earning?
could you not be earning?
could he not be earning?
could we not be earning?
could you not be earning?
could they not be earning?

Perfect

could I not have earned?
could you not have earned?
could he not have earned?
could we not have earned?
could you not have earned?
could they not have earned?

V-ing perfect

could I not have been earning?
could you not have been earning?
could he not have been earning?
could we not have been earning?
could you not have been earning?
could they not have been earning?