English verb conjugation
MAY CENTRIFUGE

Regular verb: centrifuge - centrifuged - centrifuged

Affirmation

Simple form	V-ing form
I may centrifuge you may centrifuge he may centrifuge we may centrifuge you may centrifuge they may centrifuge	I may be centrifuging you may be centrifuging he may be centrifuging we may be centrifuging you may be centrifuging they may be centrifuging
Perfect	V-ing perfect
I may have centrifuged you may have centrifuged he may have centrifuged we may have centrifuged you may have centrifuged they may have centrifuged	I may have been centrifuging you may have been centrifuging he may have been centrifuging we may have been centrifuging you may have been centrifuging they may have been centrifuging

Negation

Simple form	V-ing form
I may not centrifuge you may not centrifuge he may not centrifuge we may not centrifuge you may not centrifuge they may not centrifuge	I may not be centrifuging you may not be centrifuging he may not be centrifuging we may not be centrifuging you may not be centrifuging they may not be centrifuging
Perfect	V-ing perfect
I may not have centrifuged you may not have centrifuged he may not have centrifuged we may not have centrifuged you may not have centrifuged they may not have centrifuged	I may not have been centrifuging you may not have been centrifuging he may not have been centrifuging we may not have been centrifuging you may not have been centrifuging they may not have been centrifuging

Interrogative form

Simple form	V-ing form
may I centrifuge? may you centrifuge? may he centrifuge? may we centrifuge? may you centrifuge? may they centrifuge?	may I be centrifuging? may you be centrifuging? may he be centrifuging? may we be centrifuging? may you be centrifuging? may they be centrifuging?
Perfect	V-ing perfect
may I have centrifuged? may you have centrifuged? may he have centrifuged? may we have centrifuged? may you have centrifuged? may they have centrifuged?	may I have been centrifuging? may you have been centrifuging? may he have been centrifuging? may we have been centrifuging? may you have been centrifuging? may they have been centrifuging?

Interro-negative form

Simple form	V-ing form
may I not centrifuge? may you not centrifuge? may he not centrifuge? may we not centrifuge? may you not centrifuge? may they not centrifuge?	may I not be centrifuging? may you not be centrifuging? may he not be centrifuging? may we not be centrifuging? may you not be centrifuging? may they not be centrifuging?
Perfect	V-ing perfect
may I not have centrifuged? may you not have centrifuged? may he not have centrifuged? may we not have centrifuged? may you not have centrifuged? may they not have centrifuged?	may I not have been centrifuging? may you not have been centrifuging? may he not have been centrifuging? may we not have been centrifuging? may you not have been centrifuging? may they not have been centrifuging?