English verb conjugation
SHOULD SURF

Regular verb: surf - surfed - surfed

Affirmation

Simple form	V-ing form
I should surf you should surf she should surf we should surf you should surf they should surf	I should be surfing you should be surfing she should be surfing we should be surfing you should be surfing they should be surfing
Perfect	V-ing perfect
I should have surfed you should have surfed she should have surfed we should have surfed you should have surfed they should have surfed	I should have been surfing you should have been surfing she should have been surfing we should have been surfing you should have been surfing they should have been surfing

Negation

Simple form	V-ing form
I should not surf you should not surf she should not surf we should not surf you should not surf they should not surf	I should not be surfing you should not be surfing she should not be surfing we should not be surfing you should not be surfing they should not be surfing
Perfect	V-ing perfect
I should not have surfed you should not have surfed she should not have surfed we should not have surfed you should not have surfed they should not have surfed	I should not have been surfing you should not have been surfing she should not have been surfing we should not have been surfing you should not have been surfing they should not have been surfing

Interrogative form

Simple form	V-ing form
should I surf? should you surf? should she surf? should we surf? should you surf? should they surf?	should I be surfing? should you be surfing? should she be surfing? should we be surfing? should you be surfing? should they be surfing?
Perfect	V-ing perfect
should I have surfed? should you have surfed? should she have surfed? should we have surfed? should you have surfed? should they have surfed?	should I have been surfing? should you have been surfing? should she have been surfing? should we have been surfing? should you have been surfing? should they have been surfing?

Interro-negative form

Simple form	V-ing form
should I not surf? should you not surf? should she not surf? should we not surf? should you not surf? should they not surf?	should I not be surfing? should you not be surfing? should she not be surfing? should we not be surfing? should you not be surfing? should they not be surfing?
Perfect	V-ing perfect
should I not have surfed? should you not have surfed? should she not have surfed? should we not have surfed? should you not have surfed? should they not have surfed?	should I not have been surfing? should you not have been surfing? should she not have been surfing? should we not have been surfing? should you not have been surfing? should they not have been surfing?