English verb conjugation
CAN RE-PROOF

Regular verb: re-proof - re-proofed - re-proofed

Affirmation

Simple form	V-ing form
I can re-proof you can re-proof he can re-proof we can re-proof you can re-proof they can re-proof	I can be re-proofing you can be re-proofing he can be re-proofing we can be re-proofing you can be re-proofing they can be re-proofing
Perfect	V-ing perfect
I can have re-proofed you can have re-proofed he can have re-proofed we can have re-proofed you can have re-proofed they can have re-proofed	I can have been re-proofing you can have been re-proofing he can have been re-proofing we can have been re-proofing you can have been re-proofing they can have been re-proofing

Negation

Simple form	V-ing form
I cannot re-proof you cannot re-proof he cannot re-proof we cannot re-proof you cannot re-proof they cannot re-proof	I cannot be re-proofing you cannot be re-proofing he cannot be re-proofing we cannot be re-proofing you cannot be re-proofing they cannot be re-proofing
Perfect	V-ing perfect
I cannot have re-proofed you cannot have re-proofed he cannot have re-proofed we cannot have re-proofed you cannot have re-proofed they cannot have re-proofed	I cannot have been re-proofing you cannot have been re-proofing he cannot have been re-proofing we cannot have been re-proofing you cannot have been re-proofing they cannot have been re-proofing

Interrogative form

Simple form	V-ing form
can I re-proof? can you re-proof? can he re-proof? can we re-proof? can you re-proof? can they re-proof?	can I be re-proofing? can you be re-proofing? can he be re-proofing? can we be re-proofing? can you be re-proofing? can they be re-proofing?
Perfect	V-ing perfect
can I have re-proofed? can you have re-proofed? can he have re-proofed? can we have re-proofed? can you have re-proofed? can they have re-proofed?	can I have been re-proofing? can you have been re-proofing? can he have been re-proofing? can we have been re-proofing? can you have been re-proofing? can they have been re-proofing?

Interro-negative form

Simple form	V-ing form
can I not re-proof? can you not re-proof? can he not re-proof? can we not re-proof? can you not re-proof? can they not re-proof?	can I not be re-proofing? can you not be re-proofing? can he not be re-proofing? can we not be re-proofing? can you not be re-proofing? can they not be re-proofing?
Perfect	V-ing perfect
can I not have re-proofed? can you not have re-proofed? can he not have re-proofed? can we not have re-proofed? can you not have re-proofed? can they not have re-proofed?	can I not have been re-proofing? can you not have been re-proofing? can he not have been re-proofing? can we not have been re-proofing? can you not have been re-proofing? can they not have been re-proofing?