ought to ski
Verbe régulier : ski - skied- skied
Traduction française : faire du ski - descendre en ski 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to ski
you ought to ski
she ought to ski
we ought to ski
you ought to ski
they ought to ski 	I ought to be skiing
you ought to be skiing
she ought to be skiing
we ought to be skiing
you ought to be skiing
they ought to be skiing	I ought to have skied
you ought to have skied
she ought to have skied
we ought to have skied
you ought to have skied
they ought to have skied	I ought to have been skiing
you ought to have been skiing
she ought to have been skiing
we ought to have been skiing
you ought to have been skiing
they ought to have been skiing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to ski
you ought not to ski
she ought not to ski
we ought not to ski
you ought not to ski
they ought not to ski 	I ought not to skiing
you ought not to skiing
she ought not to skiing
we ought not to skiing
you ought not to skiing
they ought not to skiing	I ought not to have skied
you ought not to have skied
she ought not to have skied
we ought not to have skied
you ought not to have skied
they ought not to have skied	I ought not to have been skiing
you ought not to have been skiing
she ought not to have been skiing
we ought not to have been skiing
you ought not to have been skiing
they ought not to have been skiing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I ski?
ought to you ski?
ought to she ski?
ought to we ski?
ought to you ski?
ought to they ski? 	ought to I be skiing?
ought to you be skiing?
ought to she be skiing?
ought to we be skiing?
ought to you be skiing?
ought to they be skiing? 	ought to I have skied?
ought to you have skied?
ought to she have skied?
ought to we have skied?
ought to you have skied?
ought to they have skied? 	ought to I have been skiing?
ought to you have been skiing?
ought to she have been skiing?
ought to we have been skiing?
ought to you have been skiing?
ought to they have been skiing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to ski?
ought you not to ski?
ought she not to ski?
ought we not to ski?
ought you not to ski?
ought they not to ski? 	ought I not to be skiing?
ought you not to be skiing?
ought she not to be skiing?
ought we not to be skiing?
ought you not to be skiing?
ought they not to be skiing? 	ought I not to have skied?
ought you not to have skied?
ought she not to have skied?
ought we not to have skied?
ought you not to have skied?
ought they not to have skied? 	ought I not to have been skiing?
ought you not to have been skiing?
ought she not to have been skiing?
ought we not to have been skiing?
ought you not to have been skiing?
ought they not to have been skiing?