English verb conjugation
CAN RE-FORM

Regular verb: re-form - re-formed - re-formed

Affirmation

Simple form	V-ing form
I can re-form you can re-form he can re-form we can re-form you can re-form they can re-form	I can be re-forming you can be re-forming he can be re-forming we can be re-forming you can be re-forming they can be re-forming
Perfect	V-ing perfect
I can have re-formed you can have re-formed he can have re-formed we can have re-formed you can have re-formed they can have re-formed	I can have been re-forming you can have been re-forming he can have been re-forming we can have been re-forming you can have been re-forming they can have been re-forming

Negation

Simple form	V-ing form
I can't re-form you can't re-form he can't re-form we can't re-form you can't re-form they can't re-form	I can't be re-forming you can't be re-forming he can't be re-forming we can't be re-forming you can't be re-forming they can't be re-forming
Perfect	V-ing perfect
I can't have re-formed you can't have re-formed he can't have re-formed we can't have re-formed you can't have re-formed they can't have re-formed	I can't have been re-forming you can't have been re-forming he can't have been re-forming we can't have been re-forming you can't have been re-forming they can't have been re-forming

Interrogative form

Simple form	V-ing form
can I re-form? can you re-form? can he re-form? can we re-form? can you re-form? can they re-form?	can I be re-forming? can you be re-forming? can he be re-forming? can we be re-forming? can you be re-forming? can they be re-forming?
Perfect	V-ing perfect
can I have re-formed? can you have re-formed? can he have re-formed? can we have re-formed? can you have re-formed? can they have re-formed?	can I have been re-forming? can you have been re-forming? can he have been re-forming? can we have been re-forming? can you have been re-forming? can they have been re-forming?

Interro-negative form

Simple form	V-ing form
can't I re-form? can't you re-form? can't he re-form? can't we re-form? can't you re-form? can't they re-form?	can't I be re-forming? can't you be re-forming? can't he be re-forming? can't we be re-forming? can't you be re-forming? can't they be re-forming?
Perfect	V-ing perfect
can't I have re-formed? can't you have re-formed? can't he have re-formed? can't we have re-formed? can't you have re-formed? can't they have re-formed?	can't I have been re-forming? can't you have been re-forming? can't he have been re-forming? can't we have been re-forming? can't you have been re-forming? can't they have been re-forming?