English verb conjugation
OUGHT TO THEORISE

Regular verb: theorise - theorised - theorised

Affirmation

Simple form	V-ing form
I ought to theorise you ought to theorise she ought to theorise we ought to theorise you ought to theorise they ought to theorise	I ought to be theorising you ought to be theorising she ought to be theorising we ought to be theorising you ought to be theorising they ought to be theorising
Perfect	V-ing perfect
I ought to have theorised you ought to have theorised she ought to have theorised we ought to have theorised you ought to have theorised they ought to have theorised	I ought to have been theorising you ought to have been theorising she 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	V-ing form
I oughtn't to theorise you oughtn't to theorise she oughtn't to theorise we oughtn't to theorise you oughtn't to theorise they oughtn't to theorise	I oughtn't to be theorising you oughtn't to be theorising she oughtn't to be theorising we oughtn't to be theorising you oughtn't to be theorising they oughtn't to be theorising
Perfect	V-ing perfect
I oughtn't to have theorised you oughtn't to have theorised she oughtn't to have theorised we oughtn't to have theorised you oughtn't to have theorised they oughtn't to have theorised	I oughtn't to have been theorising you oughtn't to have been theorising she 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	V-ing form
ought to I theorise? ought to you theorise? ought to she theorise? ought to we theorise? ought to you theorise? ought to they theorise?	ought to I be theorising? ought to you be theorising? ought to she be theorising? ought to we be theorising? ought to you be theorising? ought to they be theorising?
Perfect	V-ing perfect
ought to I have theorised? ought to you have theorised? ought to she have theorised? ought to we have theorised? ought to you have theorised? ought to they have theorised?	ought to I have been theorising? ought to you have been theorising? ought to she 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	V-ing form
oughtn't I to theorise? oughtn't you to theorise? oughtn't she to theorise? oughtn't we to theorise? oughtn't you to theorise? oughtn't they to theorise?	oughtn't I to be theorising? oughtn't you to be theorising? oughtn't she to be theorising? oughtn't we to be theorising? oughtn't you to be theorising? oughtn't they to be theorising?
Perfect	V-ing perfect
oughtn't I to have theorised? oughtn't you to have theorised? oughtn't she to have theorised? oughtn't we to have theorised? oughtn't you to have theorised? oughtn't they to have theorised?	oughtn't I to have been theorising? oughtn't you to have been theorising? oughtn't she 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?