English verb conjugation
OUGHT TO SYNTHESISE

Regular verb: synthesise - synthesised - synthesised

Affirmation

Simple form	V-ing form
I ought to synthesise you ought to synthesise he ought to synthesise we ought to synthesise you ought to synthesise they ought to synthesise	I ought to be synthesising you ought to be synthesising he ought to be synthesising we ought to be synthesising you ought to be synthesising they ought to be synthesising
Perfect	V-ing perfect
I ought to have synthesised you ought to have synthesised he ought to have synthesised we ought to have synthesised you ought to have synthesised they ought to have synthesised	I ought to have been synthesising you ought to have been synthesising he ought to have been synthesising we ought to have been synthesising you ought to have been synthesising they ought to have been synthesising

Negation

Simple form	V-ing form
I oughtn't to synthesise you oughtn't to synthesise he oughtn't to synthesise we oughtn't to synthesise you oughtn't to synthesise they oughtn't to synthesise	I oughtn't to be synthesising you oughtn't to be synthesising he oughtn't to be synthesising we oughtn't to be synthesising you oughtn't to be synthesising they oughtn't to be synthesising
Perfect	V-ing perfect
I oughtn't to have synthesised you oughtn't to have synthesised he oughtn't to have synthesised we oughtn't to have synthesised you oughtn't to have synthesised they oughtn't to have synthesised	I oughtn't to have been synthesising you oughtn't to have been synthesising he oughtn't to have been synthesising we oughtn't to have been synthesising you oughtn't to have been synthesising they oughtn't to have been synthesising

Interrogative form

Simple form	V-ing form
ought to I synthesise? ought to you synthesise? ought to he synthesise? ought to we synthesise? ought to you synthesise? ought to they synthesise?	ought to I be synthesising? ought to you be synthesising? ought to he be synthesising? ought to we be synthesising? ought to you be synthesising? ought to they be synthesising?
Perfect	V-ing perfect
ought to I have synthesised? ought to you have synthesised? ought to he have synthesised? ought to we have synthesised? ought to you have synthesised? ought to they have synthesised?	ought to I have been synthesising? ought to you have been synthesising? ought to he have been synthesising? ought to we have been synthesising? ought to you have been synthesising? ought to they have been synthesising?

Interro-negative form

Simple form	V-ing form
oughtn't I to synthesise? oughtn't you to synthesise? oughtn't he to synthesise? oughtn't we to synthesise? oughtn't you to synthesise? oughtn't they to synthesise?	oughtn't I to be synthesising? oughtn't you to be synthesising? oughtn't he to be synthesising? oughtn't we to be synthesising? oughtn't you to be synthesising? oughtn't they to be synthesising?
Perfect	V-ing perfect
oughtn't I to have synthesised? oughtn't you to have synthesised? oughtn't he to have synthesised? oughtn't we to have synthesised? oughtn't you to have synthesised? oughtn't they to have synthesised?	oughtn't I to have been synthesising? oughtn't you to have been synthesising? oughtn't he to have been synthesising? oughtn't we to have been synthesising? oughtn't you to have been synthesising? oughtn't they to have been synthesising?