English verb conjugation
CAN CENTRIFUGE

Regular verb: centrifuge - centrifuged - centrifuged

Affirmation

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

Negation

Simple form	V-ing form
I can't centrifuge you can't centrifuge he can't centrifuge we can't centrifuge you can't centrifuge they can't centrifuge	I can't be centrifuging you can't be centrifuging he can't be centrifuging we can't be centrifuging you can't be centrifuging they can't be centrifuging
Perfect	V-ing perfect
I can't have centrifuged you can't have centrifuged he can't have centrifuged we can't have centrifuged you can't have centrifuged they can't have centrifuged	I can't have been centrifuging you can't have been centrifuging he can't have been centrifuging we can't have been centrifuging you can't have been centrifuging they can't have been centrifuging

Interrogative form

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

Interro-negative form

Simple form	V-ing form
can't I centrifuge? can't you centrifuge? can't he centrifuge? can't we centrifuge? can't you centrifuge? can't they centrifuge?	can't I be centrifuging? can't you be centrifuging? can't he be centrifuging? can't we be centrifuging? can't you be centrifuging? can't they be centrifuging?
Perfect	V-ing perfect
can't I have centrifuged? can't you have centrifuged? can't he have centrifuged? can't we have centrifuged? can't you have centrifuged? can't they have centrifuged?	can't I have been centrifuging? can't you have been centrifuging? can't he have been centrifuging? can't we have been centrifuging? can't you have been centrifuging? can't they have been centrifuging?