should soften
Regular verb: soften - softened- softened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should soften
you should soften
she should soften
we should soften
you should soften
they should soften 	I should be softening
you should be softening
she should be softening
we should be softening
you should be softening
they should be softening	I should have softened
you should have softened
she should have softened
we should have softened
you should have softened
they should have softened	I should have been softening
you should have been softening
she should have been softening
we should have been softening
you should have been softening
they should have been softening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not soften
you should not soften
she should not soften
we should not soften
you should not soften
they should not soften 	I should not be softening
you should not be softening
she should not be softening
we should not be softening
you should not be softening
they should not be softening	I should not have softened
you should not have softened
she should not have softened
we should not have softened
you should not have softened
they should not have softened	I should not have been softening
you should not have been softening
she should not have been softening
we should not have been softening
you should not have been softening
they should not have been softening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I soften?
should you soften?
should she soften?
should we soften?
should you soften?
should they soften? 	should I be softening?
should you be softening?
should she be softening?
should we be softening?
should you be softening?
should they be softening? 	should I have softened?
should you have softened?
should she have softened?
should we have softened?
should you have softened?
should they have softened? 	should I have been softening?
should you have been softening?
should she have been softening?
should we have been softening?
should you have been softening?
should they have been softening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not soften?
should you not soften?
should she not soften?
should we not soften?
should you not soften?
should they not soften? 	should I not be softening?
should you not be softening?
should she not be softening?
should we not be softening?
should you not be softening?
should they not be softening? 	should I not have softened?
should you not have softened?
should she not have softened?
should we not have softened?
should you not have softened?
should they not have softened? 	should I not have been softening?
should you not have been softening?
should she not have been softening?
should we not have been softening?
should you not have been softening?
should they not have been softening?