English verb conjugation COULD DOCTOR

Regular verb: doctor - doctored - doctored

Affirmation

Simple form

I could doctor
you could doctor
she could doctor
we could doctor
you could doctor
they could doctor

V-ing form

I could be doctoring
you could be doctoring
she could be doctoring
we could be doctoring
you could be doctoring
they could be doctoring

Perfect

I could have doctored
you could have doctored
she could have doctored
we could have doctored
you could have doctored
they could have doctored

V-ing perfect

I could have been doctoring
you could have been doctoring
she could have been doctoring
we could have been doctoring
you could have been doctoring
they could have been doctoring

Negation

Simple form

I could not doctor
you could not doctor
she could not doctor
we could not doctor
you could not doctor
they could not doctor

V-ing form

I could not be doctoring
you could not be doctoring
she could not be doctoring
we could not be doctoring
you could not be doctoring
they could not be doctoring

Perfect

I could not have doctored
you could not have doctored
she could not have doctored
we could not have doctored
you could not have doctored
they could not have doctored

V-ing perfect

I could not have been doctoring
you could not have been doctoring
she could not have been doctoring
we could not have been doctoring
you could not have been doctoring
they could not have been doctoring

Interrogative form

Simple form

could I doctor?
could you doctor?
could she doctor?
could we doctor?
could you doctor?
could they doctor?

V-ing form

could I be doctoring?
could you be doctoring?
could she be doctoring?
could we be doctoring?
could you be doctoring?
could they be doctoring?

Perfect

could I have doctored?
could you have doctored?
could she have doctored?
could we have doctored?
could you have doctored?
could they have doctored?

V-ing perfect

could I have been doctoring?
could you have been doctoring?
could she have been doctoring?
could we have been doctoring?
could you have been doctoring?
could they have been doctoring?

Interro-negative form

Simple form

could I not doctor?
could you not doctor?
could she not doctor?
could we not doctor?
could you not doctor?
could they not doctor?

V-ing form

could I not be doctoring?
could you not be doctoring?
could she not be doctoring?
could we not be doctoring?
could you not be doctoring?
could they not be doctoring?

Perfect

could I not have doctored?
could you not have doctored?
could she not have doctored?
could we not have doctored?
could you not have doctored?
could they not have doctored?

V-ing perfect

could I not have been doctoring?
could you not have been doctoring?
could she not have been doctoring?
could we not have been doctoring?
could you not have been doctoring?
could they not have been doctoring?

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