English verb conjugation CAN COMMENCE

Regular verb: commence - commenced - commenced

Affirmation

Simple form

I can commence
you can commence
she can commence
we can commence
you can commence
they can commence

V-ing form

I can be commencing
you can be commencing
she can be commencing
we can be commencing
you can be commencing
they can be commencing

Perfect

I can have commenced
you can have commenced
she can have commenced
we can have commenced
you can have commenced
they can have commenced

V-ing perfect

I can have been commencing
you can have been commencing
she can have been commencing
we can have been commencing
you can have been commencing
they can have been commencing

Negation

Simple form

I cannot commence
you cannot commence
she cannot commence
we cannot commence
you cannot commence
they cannot commence

V-ing form

I cannot be commencing
you cannot be commencing
she cannot be commencing
we cannot be commencing
you cannot be commencing
they cannot be commencing

Perfect

I cannot have commenced
you cannot have commenced
she cannot have commenced
we cannot have commenced
you cannot have commenced
they cannot have commenced

V-ing perfect

I cannot have been commencing
you cannot have been commencing
she cannot have been commencing
we cannot have been commencing
you cannot have been commencing
they cannot have been commencing

Interrogative form

Simple form

can I commence?
can you commence?
can she commence?
can we commence?
can you commence?
can they commence?

V-ing form

can I be commencing?
can you be commencing?
can she be commencing?
can we be commencing?
can you be commencing?
can they be commencing?

Perfect

can I have commenced?
can you have commenced?
can she have commenced?
can we have commenced?
can you have commenced?
can they have commenced?

V-ing perfect

can I have been commencing?
can you have been commencing?
can she have been commencing?
can we have been commencing?
can you have been commencing?
can they have been commencing?

Interro-negative form

Simple form

can I not commence?
can you not commence?
can she not commence?
can we not commence?
can you not commence?
can they not commence?

V-ing form

can I not be commencing?
can you not be commencing?
can she not be commencing?
can we not be commencing?
can you not be commencing?
can they not be commencing?

Perfect

can I not have commenced?
can you not have commenced?
can she not have commenced?
can we not have commenced?
can you not have commenced?
can they not have commenced?

V-ing perfect

can I not have been commencing?
can you not have been commencing?
can she not have been commencing?
can we not have been commencing?
can you not have been commencing?
can they not have been commencing?

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