I ought to alternate you ought to alternate he ought to alternate we ought to alternate you ought to alternate they ought to alternate
V-ing form
I ought to be alternating you ought to be alternating he ought to be alternating we ought to be alternating you ought to be alternating they ought to be alternating
Perfect
I ought to have alternated you ought to have alternated he ought to have alternated we ought to have alternated you ought to have alternated they ought to have alternated
V-ing perfect
I ought to have been alternating you ought to have been alternating he ought to have been alternating we ought to have been alternating you ought to have been alternating they ought to have been alternating
Negation
Simple form
I oughtn't to alternate you oughtn't to alternate he oughtn't to alternate we oughtn't to alternate you oughtn't to alternate they oughtn't to alternate
V-ing form
I oughtn't to be alternating you oughtn't to be alternating he oughtn't to be alternating we oughtn't to be alternating you oughtn't to be alternating they oughtn't to be alternating
Perfect
I oughtn't to have alternated you oughtn't to have alternated he oughtn't to have alternated we oughtn't to have alternated you oughtn't to have alternated they oughtn't to have alternated
V-ing perfect
I oughtn't to have been alternating you oughtn't to have been alternating he oughtn't to have been alternating we oughtn't to have been alternating you oughtn't to have been alternating they oughtn't to have been alternating
Interrogative form
Simple form
ought to I alternate? ought to you alternate? ought to he alternate? ought to we alternate? ought to you alternate? ought to they alternate?
V-ing form
ought to I be alternating? ought to you be alternating? ought to he be alternating? ought to we be alternating? ought to you be alternating? ought to they be alternating?
Perfect
ought to I have alternated? ought to you have alternated? ought to he have alternated? ought to we have alternated? ought to you have alternated? ought to they have alternated?
V-ing perfect
ought to I have been alternating? ought to you have been alternating? ought to he have been alternating? ought to we have been alternating? ought to you have been alternating? ought to they have been alternating?
Interro-negative form
Simple form
oughtn't I to alternate? oughtn't you to alternate? oughtn't he to alternate? oughtn't we to alternate? oughtn't you to alternate? oughtn't they to alternate?
V-ing form
oughtn't I to be alternating? oughtn't you to be alternating? oughtn't he to be alternating? oughtn't we to be alternating? oughtn't you to be alternating? oughtn't they to be alternating?
Perfect
oughtn't I to have alternated? oughtn't you to have alternated? oughtn't he to have alternated? oughtn't we to have alternated? oughtn't you to have alternated? oughtn't they to have alternated?
V-ing perfect
oughtn't I to have been alternating? oughtn't you to have been alternating? oughtn't he to have been alternating? oughtn't we to have been alternating? oughtn't you to have been alternating? oughtn't they to have been alternating?