English verb conjugation
CAN RE-PROVE

Regular verb: re-prove - re-proved - re-proved

Affirmation

Simple form	V-ing form
I can re-prove you can re-prove he can re-prove we can re-prove you can re-prove they can re-prove	I can be re-proving you can be re-proving he can be re-proving we can be re-proving you can be re-proving they can be re-proving
Perfect	V-ing perfect
I can have re-proved you can have re-proved he can have re-proved we can have re-proved you can have re-proved they can have re-proved	I can have been re-proving you can have been re-proving he can have been re-proving we can have been re-proving you can have been re-proving they can have been re-proving

Negation

Simple form	V-ing form
I cannot re-prove you cannot re-prove he cannot re-prove we cannot re-prove you cannot re-prove they cannot re-prove	I cannot be re-proving you cannot be re-proving he cannot be re-proving we cannot be re-proving you cannot be re-proving they cannot be re-proving
Perfect	V-ing perfect
I cannot have re-proved you cannot have re-proved he cannot have re-proved we cannot have re-proved you cannot have re-proved they cannot have re-proved	I cannot have been re-proving you cannot have been re-proving he cannot have been re-proving we cannot have been re-proving you cannot have been re-proving they cannot have been re-proving

Interrogative form

Simple form	V-ing form
can I re-prove? can you re-prove? can he re-prove? can we re-prove? can you re-prove? can they re-prove?	can I be re-proving? can you be re-proving? can he be re-proving? can we be re-proving? can you be re-proving? can they be re-proving?
Perfect	V-ing perfect
can I have re-proved? can you have re-proved? can he have re-proved? can we have re-proved? can you have re-proved? can they have re-proved?	can I have been re-proving? can you have been re-proving? can he have been re-proving? can we have been re-proving? can you have been re-proving? can they have been re-proving?

Interro-negative form

Simple form	V-ing form
can I not re-prove? can you not re-prove? can he not re-prove? can we not re-prove? can you not re-prove? can they not re-prove?	can I not be re-proving? can you not be re-proving? can he not be re-proving? can we not be re-proving? can you not be re-proving? can they not be re-proving?
Perfect	V-ing perfect
can I not have re-proved? can you not have re-proved? can he not have re-proved? can we not have re-proved? can you not have re-proved? can they not have re-proved?	can I not have been re-proving? can you not have been re-proving? can he not have been re-proving? can we not have been re-proving? can you not have been re-proving? can they not have been re-proving?