I ought to depressurise you ought to depressurise he ought to depressurise we ought to depressurise you ought to depressurise they ought to depressurise
V-ing form
I ought to be depressurising you ought to be depressurising he ought to be depressurising we ought to be depressurising you ought to be depressurising they ought to be depressurising
Perfect
I ought to have depressurised you ought to have depressurised he ought to have depressurised we ought to have depressurised you ought to have depressurised they ought to have depressurised
V-ing perfect
I ought to have been depressurising you ought to have been depressurising he ought to have been depressurising we ought to have been depressurising you ought to have been depressurising they ought to have been depressurising
Negation
Simple form
I ought not to depressurise you ought not to depressurise he ought not to depressurise we ought not to depressurise you ought not to depressurise they ought not to depressurise
V-ing form
I ought not to depressurising you ought not to depressurising he ought not to depressurising we ought not to depressurising you ought not to depressurising they ought not to depressurising
Perfect
I ought not to have depressurised you ought not to have depressurised he ought not to have depressurised we ought not to have depressurised you ought not to have depressurised they ought not to have depressurised
V-ing perfect
I ought not to have been depressurising you ought not to have been depressurising he ought not to have been depressurising we ought not to have been depressurising you ought not to have been depressurising they ought not to have been depressurising
Interrogative form
Simple form
ought to I depressurise? ought to you depressurise? ought to he depressurise? ought to we depressurise? ought to you depressurise? ought to they depressurise?
V-ing form
ought to I be depressurising? ought to you be depressurising? ought to he be depressurising? ought to we be depressurising? ought to you be depressurising? ought to they be depressurising?
Perfect
ought to I have depressurised? ought to you have depressurised? ought to he have depressurised? ought to we have depressurised? ought to you have depressurised? ought to they have depressurised?
V-ing perfect
ought to I have been depressurising? ought to you have been depressurising? ought to he have been depressurising? ought to we have been depressurising? ought to you have been depressurising? ought to they have been depressurising?
Interro-negative form
Simple form
ought I not to depressurise? ought you not to depressurise? ought he not to depressurise? ought we not to depressurise? ought you not to depressurise? ought they not to depressurise?
V-ing form
ought I not to be depressurising? ought you not to be depressurising? ought he not to be depressurising? ought we not to be depressurising? ought you not to be depressurising? ought they not to be depressurising?
Perfect
ought I not to have depressurised? ought you not to have depressurised? ought he not to have depressurised? ought we not to have depressurised? ought you not to have depressurised? ought they not to have depressurised?
V-ing perfect
ought I not to have been depressurising? ought you not to have been depressurising? ought he not to have been depressurising? ought we not to have been depressurising? ought you not to have been depressurising? ought they not to have been depressurising?