English verb conjugation
CAN PROCEED

Regular verb: proceed - proceeded - proceeded

Affirmation

Simple form	V-ing form
I can proceed you can proceed he can proceed we can proceed you can proceed they can proceed	I can be proceeding you can be proceeding he can be proceeding we can be proceeding you can be proceeding they can be proceeding
Perfect	V-ing perfect
I can have proceeded you can have proceeded he can have proceeded we can have proceeded you can have proceeded they can have proceeded	I can have been proceeding you can have been proceeding he can have been proceeding we can have been proceeding you can have been proceeding they can have been proceeding

Negation

Simple form	V-ing form
I can't proceed you can't proceed he can't proceed we can't proceed you can't proceed they can't proceed	I can't be proceeding you can't be proceeding he can't be proceeding we can't be proceeding you can't be proceeding they can't be proceeding
Perfect	V-ing perfect
I can't have proceeded you can't have proceeded he can't have proceeded we can't have proceeded you can't have proceeded they can't have proceeded	I can't have been proceeding you can't have been proceeding he can't have been proceeding we can't have been proceeding you can't have been proceeding they can't have been proceeding

Interrogative form

Simple form	V-ing form
can I proceed? can you proceed? can he proceed? can we proceed? can you proceed? can they proceed?	can I be proceeding? can you be proceeding? can he be proceeding? can we be proceeding? can you be proceeding? can they be proceeding?
Perfect	V-ing perfect
can I have proceeded? can you have proceeded? can he have proceeded? can we have proceeded? can you have proceeded? can they have proceeded?	can I have been proceeding? can you have been proceeding? can he have been proceeding? can we have been proceeding? can you have been proceeding? can they have been proceeding?

Interro-negative form

Simple form	V-ing form
can't I proceed? can't you proceed? can't he proceed? can't we proceed? can't you proceed? can't they proceed?	can't I be proceeding? can't you be proceeding? can't he be proceeding? can't we be proceeding? can't you be proceeding? can't they be proceeding?
Perfect	V-ing perfect
can't I have proceeded? can't you have proceeded? can't he have proceeded? can't we have proceeded? can't you have proceeded? can't they have proceeded?	can't I have been proceeding? can't you have been proceeding? can't he have been proceeding? can't we have been proceeding? can't you have been proceeding? can't they have been proceeding?