ought to peak
Regular verb: peak - peaked- peaked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to peak
you ought to peak
he ought to peak
we ought to peak
you ought to peak
they ought to peak 	I ought to be peaking
you ought to be peaking
he ought to be peaking
we ought to be peaking
you ought to be peaking
they ought to be peaking	I ought to have peaked
you ought to have peaked
he ought to have peaked
we ought to have peaked
you ought to have peaked
they ought to have peaked	I ought to have been peaking
you ought to have been peaking
he ought to have been peaking
we ought to have been peaking
you ought to have been peaking
they ought to have been peaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to peak
you ought not to peak
he ought not to peak
we ought not to peak
you ought not to peak
they ought not to peak 	I ought not to peaking
you ought not to peaking
he ought not to peaking
we ought not to peaking
you ought not to peaking
they ought not to peaking	I ought not to have peaked
you ought not to have peaked
he ought not to have peaked
we ought not to have peaked
you ought not to have peaked
they ought not to have peaked	I ought not to have been peaking
you ought not to have been peaking
he ought not to have been peaking
we ought not to have been peaking
you ought not to have been peaking
they ought not to have been peaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I peak?
ought to you peak?
ought to he peak?
ought to we peak?
ought to you peak?
ought to they peak? 	ought to I be peaking?
ought to you be peaking?
ought to he be peaking?
ought to we be peaking?
ought to you be peaking?
ought to they be peaking? 	ought to I have peaked?
ought to you have peaked?
ought to he have peaked?
ought to we have peaked?
ought to you have peaked?
ought to they have peaked? 	ought to I have been peaking?
ought to you have been peaking?
ought to he have been peaking?
ought to we have been peaking?
ought to you have been peaking?
ought to they have been peaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to peak?
ought you not to peak?
ought he not to peak?
ought we not to peak?
ought you not to peak?
ought they not to peak? 	ought I not to be peaking?
ought you not to be peaking?
ought he not to be peaking?
ought we not to be peaking?
ought you not to be peaking?
ought they not to be peaking? 	ought I not to have peaked?
ought you not to have peaked?
ought he not to have peaked?
ought we not to have peaked?
ought you not to have peaked?
ought they not to have peaked? 	ought I not to have been peaking?
ought you not to have been peaking?
ought he not to have been peaking?
ought we not to have been peaking?
ought you not to have been peaking?
ought they not to have been peaking?