I ought to decolourise you ought to decolourise she ought to decolourise we ought to decolourise you ought to decolourise they ought to decolourise
V-ing form
I ought to be decolourising you ought to be decolourising she ought to be decolourising we ought to be decolourising you ought to be decolourising they ought to be decolourising
Perfect
I ought to have decolourised you ought to have decolourised she ought to have decolourised we ought to have decolourised you ought to have decolourised they ought to have decolourised
V-ing perfect
I ought to have been decolourising you ought to have been decolourising she ought to have been decolourising we ought to have been decolourising you ought to have been decolourising they ought to have been decolourising
Negation
Simple form
I ought not to decolourise you ought not to decolourise she ought not to decolourise we ought not to decolourise you ought not to decolourise they ought not to decolourise
V-ing form
I ought not to decolourising you ought not to decolourising she ought not to decolourising we ought not to decolourising you ought not to decolourising they ought not to decolourising
Perfect
I ought not to have decolourised you ought not to have decolourised she ought not to have decolourised we ought not to have decolourised you ought not to have decolourised they ought not to have decolourised
V-ing perfect
I ought not to have been decolourising you ought not to have been decolourising she ought not to have been decolourising we ought not to have been decolourising you ought not to have been decolourising they ought not to have been decolourising
Interrogative form
Simple form
ought to I decolourise? ought to you decolourise? ought to she decolourise? ought to we decolourise? ought to you decolourise? ought to they decolourise?
V-ing form
ought to I be decolourising? ought to you be decolourising? ought to she be decolourising? ought to we be decolourising? ought to you be decolourising? ought to they be decolourising?
Perfect
ought to I have decolourised? ought to you have decolourised? ought to she have decolourised? ought to we have decolourised? ought to you have decolourised? ought to they have decolourised?
V-ing perfect
ought to I have been decolourising? ought to you have been decolourising? ought to she have been decolourising? ought to we have been decolourising? ought to you have been decolourising? ought to they have been decolourising?
Interro-negative form
Simple form
ought I not to decolourise? ought you not to decolourise? ought she not to decolourise? ought we not to decolourise? ought you not to decolourise? ought they not to decolourise?
V-ing form
ought I not to be decolourising? ought you not to be decolourising? ought she not to be decolourising? ought we not to be decolourising? ought you not to be decolourising? ought they not to be decolourising?
Perfect
ought I not to have decolourised? ought you not to have decolourised? ought she not to have decolourised? ought we not to have decolourised? ought you not to have decolourised? ought they not to have decolourised?
V-ing perfect
ought I not to have been decolourising? ought you not to have been decolourising? ought she not to have been decolourising? ought we not to have been decolourising? ought you not to have been decolourising? ought they not to have been decolourising?