English verb conjugation
SHOULD MAST

Regular verb: mast - masted - masted

Affirmation

Simple form	V-ing form
I should mast you should mast she should mast we should mast you should mast they should mast	I should be masting you should be masting she should be masting we should be masting you should be masting they should be masting
Perfect	V-ing perfect
I should have masted you should have masted she should have masted we should have masted you should have masted they should have masted	I should have been masting you should have been masting she should have been masting we should have been masting you should have been masting they should have been masting

Negation

Simple form	V-ing form
I should not mast you should not mast she should not mast we should not mast you should not mast they should not mast	I should not be masting you should not be masting she should not be masting we should not be masting you should not be masting they should not be masting
Perfect	V-ing perfect
I should not have masted you should not have masted she should not have masted we should not have masted you should not have masted they should not have masted	I should not have been masting you should not have been masting she should not have been masting we should not have been masting you should not have been masting they should not have been masting

Interrogative form

Simple form	V-ing form
should I mast? should you mast? should she mast? should we mast? should you mast? should they mast?	should I be masting? should you be masting? should she be masting? should we be masting? should you be masting? should they be masting?
Perfect	V-ing perfect
should I have masted? should you have masted? should she have masted? should we have masted? should you have masted? should they have masted?	should I have been masting? should you have been masting? should she have been masting? should we have been masting? should you have been masting? should they have been masting?

Interro-negative form

Simple form	V-ing form
should I not mast? should you not mast? should she not mast? should we not mast? should you not mast? should they not mast?	should I not be masting? should you not be masting? should she not be masting? should we not be masting? should you not be masting? should they not be masting?
Perfect	V-ing perfect
should I not have masted? should you not have masted? should she not have masted? should we not have masted? should you not have masted? should they not have masted?	should I not have been masting? should you not have been masting? should she not have been masting? should we not have been masting? should you not have been masting? should they not have been masting?