male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD EARN
Regular verb: earn - earned - earned
Affirmation
Simple form
I could earnyou could earn
she could earn
we could earn
you could earn
they could earn
V-ing form
I could be earningyou could be earning
she could be earning
we could be earning
you could be earning
they could be earning
Perfect
I could have earnedyou could have earned
she could have earned
we could have earned
you could have earned
they could have earned
V-ing perfect
I could have been earningyou could have been earning
she could have been earning
we could have been earning
you could have been earning
they could have been earning
Negation
Simple form
I couldn't earnyou couldn't earn
she couldn't earn
we couldn't earn
you couldn't earn
they couldn't earn
V-ing form
I couldn't be earningyou couldn't be earning
she couldn't be earning
we couldn't be earning
you couldn't be earning
they couldn't be earning
Perfect
I couldn't have earnedyou couldn't have earned
she couldn't have earned
we couldn't have earned
you couldn't have earned
they couldn't have earned
V-ing perfect
I couldn't have been earningyou couldn't have been earning
she couldn't have been earning
we couldn't have been earning
you couldn't have been earning
they couldn't have been earning
Interrogative form
Simple form
could I earn?could you earn?
could she earn?
could we earn?
could you earn?
could they earn?
V-ing form
could I be earning?could you be earning?
could she be earning?
could we be earning?
could you be earning?
could they be earning?
Perfect
could I have earned?could you have earned?
could she 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 she have been earning?
could we have been earning?
could you have been earning?
could they have been earning?
Interro-negative form
Simple form
couldn't I earn?couldn't you earn?
couldn't she earn?
couldn't we earn?
couldn't you earn?
couldn't they earn?
V-ing form
couldn't I be earning?couldn't you be earning?
couldn't she be earning?
couldn't we be earning?
couldn't you be earning?
couldn't they be earning?
Perfect
couldn't I have earned?couldn't you have earned?
couldn't she have earned?
couldn't we have earned?
couldn't you have earned?
couldn't they have earned?
V-ing perfect
couldn't I have been earning?couldn't you have been earning?
couldn't she have been earning?
couldn't we have been earning?
couldn't you have been earning?
couldn't they have been earning?