English verb conjugation
OUGHT TO CONCEAL

Regular verb: conceal - concealed - concealed

Affirmation

Simple form	V-ing form
I ought to conceal you ought to conceal she ought to conceal we ought to conceal you ought to conceal they ought to conceal	I ought to be concealing you ought to be concealing she ought to be concealing we ought to be concealing you ought to be concealing they ought to be concealing
Perfect	V-ing perfect
I ought to have concealed you ought to have concealed she ought to have concealed we ought to have concealed you ought to have concealed they ought to have concealed	I ought to have been concealing you ought to have been concealing she ought to have been concealing we ought to have been concealing you ought to have been concealing they ought to have been concealing

Negation

Simple form	V-ing form
I ought not to conceal you ought not to conceal she ought not to conceal we ought not to conceal you ought not to conceal they ought not to conceal	I ought not to concealing you ought not to concealing she ought not to concealing we ought not to concealing you ought not to concealing they ought not to concealing
Perfect	V-ing perfect
I ought not to have concealed you ought not to have concealed she ought not to have concealed we ought not to have concealed you ought not to have concealed they ought not to have concealed	I ought not to have been concealing you ought not to have been concealing she ought not to have been concealing we ought not to have been concealing you ought not to have been concealing they ought not to have been concealing

Interrogative form

Simple form	V-ing form
ought to I conceal? ought to you conceal? ought to she conceal? ought to we conceal? ought to you conceal? ought to they conceal?	ought to I be concealing? ought to you be concealing? ought to she be concealing? ought to we be concealing? ought to you be concealing? ought to they be concealing?
Perfect	V-ing perfect
ought to I have concealed? ought to you have concealed? ought to she have concealed? ought to we have concealed? ought to you have concealed? ought to they have concealed?	ought to I have been concealing? ought to you have been concealing? ought to she have been concealing? ought to we have been concealing? ought to you have been concealing? ought to they have been concealing?

Interro-negative form

Simple form	V-ing form
ought I not to conceal? ought you not to conceal? ought she not to conceal? ought we not to conceal? ought you not to conceal? ought they not to conceal?	ought I not to be concealing? ought you not to be concealing? ought she not to be concealing? ought we not to be concealing? ought you not to be concealing? ought they not to be concealing?
Perfect	V-ing perfect
ought I not to have concealed? ought you not to have concealed? ought she not to have concealed? ought we not to have concealed? ought you not to have concealed? ought they not to have concealed?	ought I not to have been concealing? ought you not to have been concealing? ought she not to have been concealing? ought we not to have been concealing? ought you not to have been concealing? ought they not to have been concealing?