English verb conjugation
OUGHT TO SURF

Regular verb: surf - surfed - surfed

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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