ought to avalanche
Regular verb: avalanche - avalanched- avalanched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to avalanche
you ought to avalanche
he ought to avalanche
we ought to avalanche
you ought to avalanche
they ought to avalanche 	I ought to be avalanching
you ought to be avalanching
he ought to be avalanching
we ought to be avalanching
you ought to be avalanching
they ought to be avalanching	I ought to have avalanched
you ought to have avalanched
he ought to have avalanched
we ought to have avalanched
you ought to have avalanched
they ought to have avalanched	I ought to have been avalanching
you ought to have been avalanching
he ought to have been avalanching
we ought to have been avalanching
you ought to have been avalanching
they ought to have been avalanching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to avalanche
you oughtn't to avalanche
he oughtn't to avalanche
we oughtn't to avalanche
you oughtn't to avalanche
they oughtn't to avalanche 	I oughtn't to be avalanching
you oughtn't to be avalanching
he oughtn't to be avalanching
we oughtn't to be avalanching
you oughtn't to be avalanching
they oughtn't to be avalanching	I oughtn't to have avalanched
you oughtn't to have avalanched
he oughtn't to have avalanched
we oughtn't to have avalanched
you oughtn't to have avalanched
they oughtn't to have avalanched	I oughtn't to have been avalanching
you oughtn't to have been avalanching
he oughtn't to have been avalanching
we oughtn't to have been avalanching
you oughtn't to have been avalanching
they oughtn't to have been avalanching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I avalanche?
ought to you avalanche?
ought to he avalanche?
ought to we avalanche?
ought to you avalanche?
ought to they avalanche? 	ought to I be avalanching?
ought to you be avalanching?
ought to he be avalanching?
ought to we be avalanching?
ought to you be avalanching?
ought to they be avalanching? 	ought to I have avalanched?
ought to you have avalanched?
ought to he have avalanched?
ought to we have avalanched?
ought to you have avalanched?
ought to they have avalanched? 	ought to I have been avalanching?
ought to you have been avalanching?
ought to he have been avalanching?
ought to we have been avalanching?
ought to you have been avalanching?
ought to they have been avalanching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to avalanche?
oughtn't you to avalanche?
oughtn't he to avalanche?
oughtn't we to avalanche?
oughtn't you to avalanche?
oughtn't they to avalanche? 	oughtn't I to be avalanching?
oughtn't you to be avalanching?
oughtn't he to be avalanching?
oughtn't we to be avalanching?
oughtn't you to be avalanching?
oughtn't they to be avalanching? 	oughtn't I to have avalanched?
oughtn't you to have avalanched?
oughtn't he to have avalanched?
oughtn't we to have avalanched?
oughtn't you to have avalanched?
oughtn't they to have avalanched? 	oughtn't I to have been avalanching?
oughtn't you to have been avalanching?
oughtn't he to have been avalanching?
oughtn't we to have been avalanching?
oughtn't you to have been avalanching?
oughtn't they to have been avalanching?