ought to appal
Regular verb: appal - appaled- appaled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to appal
you ought to appal
he ought to appal
we ought to appal
you ought to appal
they ought to appal 	I ought to be appaling
you ought to be appaling
he ought to be appaling
we ought to be appaling
you ought to be appaling
they ought to be appaling	I ought to have appaled
you ought to have appaled
he ought to have appaled
we ought to have appaled
you ought to have appaled
they ought to have appaled	I ought to have been appaling
you ought to have been appaling
he ought to have been appaling
we ought to have been appaling
you ought to have been appaling
they ought to have been appaling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to appal
you ought not to appal
he ought not to appal
we ought not to appal
you ought not to appal
they ought not to appal 	I ought not to appaling
you ought not to appaling
he ought not to appaling
we ought not to appaling
you ought not to appaling
they ought not to appaling	I ought not to have appaled
you ought not to have appaled
he ought not to have appaled
we ought not to have appaled
you ought not to have appaled
they ought not to have appaled	I ought not to have been appaling
you ought not to have been appaling
he ought not to have been appaling
we ought not to have been appaling
you ought not to have been appaling
they ought not to have been appaling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I appal?
ought to you appal?
ought to he appal?
ought to we appal?
ought to you appal?
ought to they appal? 	ought to I be appaling?
ought to you be appaling?
ought to he be appaling?
ought to we be appaling?
ought to you be appaling?
ought to they be appaling? 	ought to I have appaled?
ought to you have appaled?
ought to he have appaled?
ought to we have appaled?
ought to you have appaled?
ought to they have appaled? 	ought to I have been appaling?
ought to you have been appaling?
ought to he have been appaling?
ought to we have been appaling?
ought to you have been appaling?
ought to they have been appaling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to appal?
ought you not to appal?
ought he not to appal?
ought we not to appal?
ought you not to appal?
ought they not to appal? 	ought I not to be appaling?
ought you not to be appaling?
ought he not to be appaling?
ought we not to be appaling?
ought you not to be appaling?
ought they not to be appaling? 	ought I not to have appaled?
ought you not to have appaled?
ought he not to have appaled?
ought we not to have appaled?
ought you not to have appaled?
ought they not to have appaled? 	ought I not to have been appaling?
ought you not to have been appaling?
ought he not to have been appaling?
ought we not to have been appaling?
ought you not to have been appaling?
ought they not to have been appaling?