should malfunction
Regular verb: malfunction - malfunctioned- malfunctioned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should malfunction
you should malfunction
she should malfunction
we should malfunction
you should malfunction
they should malfunction 	I should be malfunctioning
you should be malfunctioning
she should be malfunctioning
we should be malfunctioning
you should be malfunctioning
they should be malfunctioning	I should have malfunctioned
you should have malfunctioned
she should have malfunctioned
we should have malfunctioned
you should have malfunctioned
they should have malfunctioned	I should have been malfunctioning
you should have been malfunctioning
she should have been malfunctioning
we should have been malfunctioning
you should have been malfunctioning
they should have been malfunctioning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not malfunction
you should not malfunction
she should not malfunction
we should not malfunction
you should not malfunction
they should not malfunction 	I should not be malfunctioning
you should not be malfunctioning
she should not be malfunctioning
we should not be malfunctioning
you should not be malfunctioning
they should not be malfunctioning	I should not have malfunctioned
you should not have malfunctioned
she should not have malfunctioned
we should not have malfunctioned
you should not have malfunctioned
they should not have malfunctioned	I should not have been malfunctioning
you should not have been malfunctioning
she should not have been malfunctioning
we should not have been malfunctioning
you should not have been malfunctioning
they should not have been malfunctioning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I malfunction?
should you malfunction?
should she malfunction?
should we malfunction?
should you malfunction?
should they malfunction? 	should I be malfunctioning?
should you be malfunctioning?
should she be malfunctioning?
should we be malfunctioning?
should you be malfunctioning?
should they be malfunctioning? 	should I have malfunctioned?
should you have malfunctioned?
should she have malfunctioned?
should we have malfunctioned?
should you have malfunctioned?
should they have malfunctioned? 	should I have been malfunctioning?
should you have been malfunctioning?
should she have been malfunctioning?
should we have been malfunctioning?
should you have been malfunctioning?
should they have been malfunctioning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not malfunction?
should you not malfunction?
should she not malfunction?
should we not malfunction?
should you not malfunction?
should they not malfunction? 	should I not be malfunctioning?
should you not be malfunctioning?
should she not be malfunctioning?
should we not be malfunctioning?
should you not be malfunctioning?
should they not be malfunctioning? 	should I not have malfunctioned?
should you not have malfunctioned?
should she not have malfunctioned?
should we not have malfunctioned?
should you not have malfunctioned?
should they not have malfunctioned? 	should I not have been malfunctioning?
should you not have been malfunctioning?
should she not have been malfunctioning?
should we not have been malfunctioning?
should you not have been malfunctioning?
should they not have been malfunctioning?