English verb conjugation COULD COMMENCE

Regular verb: commence - commenced - commenced

Affirmation

Simple form

I could commence
you could commence
he could commence
we could commence
you could commence
they could commence

V-ing form

I could be commencing
you could be commencing
he could be commencing
we could be commencing
you could be commencing
they could be commencing

Perfect

I could have commenced
you could have commenced
he could have commenced
we could have commenced
you could have commenced
they could have commenced

V-ing perfect

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

Negation

Simple form

I could not commence
you could not commence
he could not commence
we could not commence
you could not commence
they could not commence

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I commence?
could you commence?
could he commence?
could we commence?
could you commence?
could they commence?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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