I ought to explain you ought to explain he ought to explain we ought to explain you ought to explain they ought to explain
V-ing form
I ought to be explaining you ought to be explaining he ought to be explaining we ought to be explaining you ought to be explaining they ought to be explaining
Perfect
I ought to have explained you ought to have explained he ought to have explained we ought to have explained you ought to have explained they ought to have explained
V-ing perfect
I ought to have been explaining you ought to have been explaining he ought to have been explaining we ought to have been explaining you ought to have been explaining they ought to have been explaining
Negation
Simple form
I ought not to explain you ought not to explain he ought not to explain we ought not to explain you ought not to explain they ought not to explain
V-ing form
I ought not to explaining you ought not to explaining he ought not to explaining we ought not to explaining you ought not to explaining they ought not to explaining
Perfect
I ought not to have explained you ought not to have explained he ought not to have explained we ought not to have explained you ought not to have explained they ought not to have explained
V-ing perfect
I ought not to have been explaining you ought not to have been explaining he ought not to have been explaining we ought not to have been explaining you ought not to have been explaining they ought not to have been explaining
Interrogative form
Simple form
ought to I explain? ought to you explain? ought to he explain? ought to we explain? ought to you explain? ought to they explain?
V-ing form
ought to I be explaining? ought to you be explaining? ought to he be explaining? ought to we be explaining? ought to you be explaining? ought to they be explaining?
Perfect
ought to I have explained? ought to you have explained? ought to he have explained? ought to we have explained? ought to you have explained? ought to they have explained?
V-ing perfect
ought to I have been explaining? ought to you have been explaining? ought to he have been explaining? ought to we have been explaining? ought to you have been explaining? ought to they have been explaining?
Interro-negative form
Simple form
ought I not to explain? ought you not to explain? ought he not to explain? ought we not to explain? ought you not to explain? ought they not to explain?
V-ing form
ought I not to be explaining? ought you not to be explaining? ought he not to be explaining? ought we not to be explaining? ought you not to be explaining? ought they not to be explaining?
Perfect
ought I not to have explained? ought you not to have explained? ought he not to have explained? ought we not to have explained? ought you not to have explained? ought they not to have explained?
V-ing perfect
ought I not to have been explaining? ought you not to have been explaining? ought he not to have been explaining? ought we not to have been explaining? ought you not to have been explaining? ought they not to have been explaining?