can redemonstrate
Regular verb: redemonstrate - redemonstrated- redemonstrated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can redemonstrate
you can redemonstrate
she can redemonstrate
we can redemonstrate
you can redemonstrate
they can redemonstrate 	I can be redemonstrating
you can be redemonstrating
she can be redemonstrating
we can be redemonstrating
you can be redemonstrating
they can be redemonstrating	I can have redemonstrated
you can have redemonstrated
she can have redemonstrated
we can have redemonstrated
you can have redemonstrated
they can have redemonstrated	I can have been redemonstrating
you can have been redemonstrating
she can have been redemonstrating
we can have been redemonstrating
you can have been redemonstrating
they can have been redemonstrating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't redemonstrate
you can't redemonstrate
she can't redemonstrate
we can't redemonstrate
you can't redemonstrate
they can't redemonstrate 	I can't be redemonstrating
you can't be redemonstrating
she can't be redemonstrating
we can't be redemonstrating
you can't be redemonstrating
they can't be redemonstrating	I can't have redemonstrated
you can't have redemonstrated
she can't have redemonstrated
we can't have redemonstrated
you can't have redemonstrated
they can't have redemonstrated	I can't have been redemonstrating
you can't have been redemonstrating
she can't have been redemonstrating
we can't have been redemonstrating
you can't have been redemonstrating
they can't have been redemonstrating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I redemonstrate?
can you redemonstrate?
can she redemonstrate?
can we redemonstrate?
can you redemonstrate?
can they redemonstrate? 	can I be redemonstrating?
can you be redemonstrating?
can she be redemonstrating?
can we be redemonstrating?
can you be redemonstrating?
can they be redemonstrating? 	can I have redemonstrated?
can you have redemonstrated?
can she have redemonstrated?
can we have redemonstrated?
can you have redemonstrated?
can they have redemonstrated? 	can I have been redemonstrating?
can you have been redemonstrating?
can she have been redemonstrating?
can we have been redemonstrating?
can you have been redemonstrating?
can they have been redemonstrating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I redemonstrate?
can't you redemonstrate?
can't she redemonstrate?
can't we redemonstrate?
can't you redemonstrate?
can't they redemonstrate? 	can't I be redemonstrating?
can't you be redemonstrating?
can't she be redemonstrating?
can't we be redemonstrating?
can't you be redemonstrating?
can't they be redemonstrating? 	can't I have redemonstrated?
can't you have redemonstrated?
can't she have redemonstrated?
can't we have redemonstrated?
can't you have redemonstrated?
can't they have redemonstrated? 	can't I have been redemonstrating?
can't you have been redemonstrating?
can't she have been redemonstrating?
can't we have been redemonstrating?
can't you have been redemonstrating?
can't they have been redemonstrating?