English verb conjugation
SHOULD WATER-SKI

Regular verb: water-ski - water-skied - water-skied

Affirmation

Simple form	V-ing form
I should water-ski you should water-ski she should water-ski we should water-ski you should water-ski they should water-ski	I should be water-skiing you should be water-skiing she should be water-skiing we should be water-skiing you should be water-skiing they should be water-skiing
Perfect	V-ing perfect
I should have water-skied you should have water-skied she should have water-skied we should have water-skied you should have water-skied they should have water-skied	I should have been water-skiing you should have been water-skiing she should have been water-skiing we should have been water-skiing you should have been water-skiing they should have been water-skiing

Negation

Simple form	V-ing form
I should not water-ski you should not water-ski she should not water-ski we should not water-ski you should not water-ski they should not water-ski	I should not be water-skiing you should not be water-skiing she should not be water-skiing we should not be water-skiing you should not be water-skiing they should not be water-skiing
Perfect	V-ing perfect
I should not have water-skied you should not have water-skied she should not have water-skied we should not have water-skied you should not have water-skied they should not have water-skied	I should not have been water-skiing you should not have been water-skiing she should not have been water-skiing we should not have been water-skiing you should not have been water-skiing they should not have been water-skiing

Interrogative form

Simple form	V-ing form
should I water-ski? should you water-ski? should she water-ski? should we water-ski? should you water-ski? should they water-ski?	should I be water-skiing? should you be water-skiing? should she be water-skiing? should we be water-skiing? should you be water-skiing? should they be water-skiing?
Perfect	V-ing perfect
should I have water-skied? should you have water-skied? should she have water-skied? should we have water-skied? should you have water-skied? should they have water-skied?	should I have been water-skiing? should you have been water-skiing? should she have been water-skiing? should we have been water-skiing? should you have been water-skiing? should they have been water-skiing?

Interro-negative form

Simple form	V-ing form
should I not water-ski? should you not water-ski? should she not water-ski? should we not water-ski? should you not water-ski? should they not water-ski?	should I not be water-skiing? should you not be water-skiing? should she not be water-skiing? should we not be water-skiing? should you not be water-skiing? should they not be water-skiing?
Perfect	V-ing perfect
should I not have water-skied? should you not have water-skied? should she not have water-skied? should we not have water-skied? should you not have water-skied? should they not have water-skied?	should I not have been water-skiing? should you not have been water-skiing? should she not have been water-skiing? should we not have been water-skiing? should you not have been water-skiing? should they not have been water-skiing?