I ought to familiarise you ought to familiarise he ought to familiarise we ought to familiarise you ought to familiarise they ought to familiarise
V-ing form
I ought to be familiarising you ought to be familiarising he ought to be familiarising we ought to be familiarising you ought to be familiarising they ought to be familiarising
Perfect
I ought to have familiarised you ought to have familiarised he ought to have familiarised we ought to have familiarised you ought to have familiarised they ought to have familiarised
V-ing perfect
I ought to have been familiarising you ought to have been familiarising he ought to have been familiarising we ought to have been familiarising you ought to have been familiarising they ought to have been familiarising
Negation
Simple form
I ought not to familiarise you ought not to familiarise he ought not to familiarise we ought not to familiarise you ought not to familiarise they ought not to familiarise
V-ing form
I ought not to familiarising you ought not to familiarising he ought not to familiarising we ought not to familiarising you ought not to familiarising they ought not to familiarising
Perfect
I ought not to have familiarised you ought not to have familiarised he ought not to have familiarised we ought not to have familiarised you ought not to have familiarised they ought not to have familiarised
V-ing perfect
I ought not to have been familiarising you ought not to have been familiarising he ought not to have been familiarising we ought not to have been familiarising you ought not to have been familiarising they ought not to have been familiarising
Interrogative form
Simple form
ought to I familiarise? ought to you familiarise? ought to he familiarise? ought to we familiarise? ought to you familiarise? ought to they familiarise?
V-ing form
ought to I be familiarising? ought to you be familiarising? ought to he be familiarising? ought to we be familiarising? ought to you be familiarising? ought to they be familiarising?
Perfect
ought to I have familiarised? ought to you have familiarised? ought to he have familiarised? ought to we have familiarised? ought to you have familiarised? ought to they have familiarised?
V-ing perfect
ought to I have been familiarising? ought to you have been familiarising? ought to he have been familiarising? ought to we have been familiarising? ought to you have been familiarising? ought to they have been familiarising?
Interro-negative form
Simple form
ought I not to familiarise? ought you not to familiarise? ought he not to familiarise? ought we not to familiarise? ought you not to familiarise? ought they not to familiarise?
V-ing form
ought I not to be familiarising? ought you not to be familiarising? ought he not to be familiarising? ought we not to be familiarising? ought you not to be familiarising? ought they not to be familiarising?
Perfect
ought I not to have familiarised? ought you not to have familiarised? ought he not to have familiarised? ought we not to have familiarised? ought you not to have familiarised? ought they not to have familiarised?
V-ing perfect
ought I not to have been familiarising? ought you not to have been familiarising? ought he not to have been familiarising? ought we not to have been familiarising? ought you not to have been familiarising? ought they not to have been familiarising?