I ought to mop you ought to mop she ought to mop we ought to mop you ought to mop they ought to mop
V-ing form
I ought to be mopping you ought to be mopping she ought to be mopping we ought to be mopping you ought to be mopping they ought to be mopping
Perfect
I ought to have mopped you ought to have mopped she ought to have mopped we ought to have mopped you ought to have mopped they ought to have mopped
V-ing perfect
I ought to have been mopping you ought to have been mopping she ought to have been mopping we ought to have been mopping you ought to have been mopping they ought to have been mopping
Negation
Simple form
I ought not to mop you ought not to mop she ought not to mop we ought not to mop you ought not to mop they ought not to mop
V-ing form
I ought not to mopping you ought not to mopping she ought not to mopping we ought not to mopping you ought not to mopping they ought not to mopping
Perfect
I ought not to have mopped you ought not to have mopped she ought not to have mopped we ought not to have mopped you ought not to have mopped they ought not to have mopped
V-ing perfect
I ought not to have been mopping you ought not to have been mopping she ought not to have been mopping we ought not to have been mopping you ought not to have been mopping they ought not to have been mopping
Interrogative form
Simple form
ought to I mop? ought to you mop? ought to she mop? ought to we mop? ought to you mop? ought to they mop?
V-ing form
ought to I be mopping? ought to you be mopping? ought to she be mopping? ought to we be mopping? ought to you be mopping? ought to they be mopping?
Perfect
ought to I have mopped? ought to you have mopped? ought to she have mopped? ought to we have mopped? ought to you have mopped? ought to they have mopped?
V-ing perfect
ought to I have been mopping? ought to you have been mopping? ought to she have been mopping? ought to we have been mopping? ought to you have been mopping? ought to they have been mopping?
Interro-negative form
Simple form
ought I not to mop? ought you not to mop? ought she not to mop? ought we not to mop? ought you not to mop? ought they not to mop?
V-ing form
ought I not to be mopping? ought you not to be mopping? ought she not to be mopping? ought we not to be mopping? ought you not to be mopping? ought they not to be mopping?
Perfect
ought I not to have mopped? ought you not to have mopped? ought she not to have mopped? ought we not to have mopped? ought you not to have mopped? ought they not to have mopped?
V-ing perfect
ought I not to have been mopping? ought you not to have been mopping? ought she not to have been mopping? ought we not to have been mopping? ought you not to have been mopping? ought they not to have been mopping?