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