I ought to attain you ought to attain she ought to attain we ought to attain you ought to attain they ought to attain
V-ing form
I ought to be attaining you ought to be attaining she ought to be attaining we ought to be attaining you ought to be attaining they ought to be attaining
Perfect
I ought to have attained you ought to have attained she ought to have attained we ought to have attained you ought to have attained they ought to have attained
V-ing perfect
I ought to have been attaining you ought to have been attaining she ought to have been attaining we ought to have been attaining you ought to have been attaining they ought to have been attaining
Negation
Simple form
I oughtn't to attain you oughtn't to attain she oughtn't to attain we oughtn't to attain you oughtn't to attain they oughtn't to attain
V-ing form
I oughtn't to be attaining you oughtn't to be attaining she oughtn't to be attaining we oughtn't to be attaining you oughtn't to be attaining they oughtn't to be attaining
Perfect
I oughtn't to have attained you oughtn't to have attained she oughtn't to have attained we oughtn't to have attained you oughtn't to have attained they oughtn't to have attained
V-ing perfect
I oughtn't to have been attaining you oughtn't to have been attaining she oughtn't to have been attaining we oughtn't to have been attaining you oughtn't to have been attaining they oughtn't to have been attaining
Interrogative form
Simple form
ought to I attain? ought to you attain? ought to she attain? ought to we attain? ought to you attain? ought to they attain?
V-ing form
ought to I be attaining? ought to you be attaining? ought to she be attaining? ought to we be attaining? ought to you be attaining? ought to they be attaining?
Perfect
ought to I have attained? ought to you have attained? ought to she have attained? ought to we have attained? ought to you have attained? ought to they have attained?
V-ing perfect
ought to I have been attaining? ought to you have been attaining? ought to she have been attaining? ought to we have been attaining? ought to you have been attaining? ought to they have been attaining?
Interro-negative form
Simple form
oughtn't I to attain? oughtn't you to attain? oughtn't she to attain? oughtn't we to attain? oughtn't you to attain? oughtn't they to attain?
V-ing form
oughtn't I to be attaining? oughtn't you to be attaining? oughtn't she to be attaining? oughtn't we to be attaining? oughtn't you to be attaining? oughtn't they to be attaining?
Perfect
oughtn't I to have attained? oughtn't you to have attained? oughtn't she to have attained? oughtn't we to have attained? oughtn't you to have attained? oughtn't they to have attained?
V-ing perfect
oughtn't I to have been attaining? oughtn't you to have been attaining? oughtn't she to have been attaining? oughtn't we to have been attaining? oughtn't you to have been attaining? oughtn't they to have been attaining?