I ought to measure you ought to measure she ought to measure we ought to measure you ought to measure they ought to measure
V-ing form
I ought to be measuring you ought to be measuring she ought to be measuring we ought to be measuring you ought to be measuring they ought to be measuring
Perfect
I ought to have measured you ought to have measured she ought to have measured we ought to have measured you ought to have measured they ought to have measured
V-ing perfect
I ought to have been measuring you ought to have been measuring she ought to have been measuring we ought to have been measuring you ought to have been measuring they ought to have been measuring
Negation
Simple form
I ought not to measure you ought not to measure she ought not to measure we ought not to measure you ought not to measure they ought not to measure
V-ing form
I ought not to measuring you ought not to measuring she ought not to measuring we ought not to measuring you ought not to measuring they ought not to measuring
Perfect
I ought not to have measured you ought not to have measured she ought not to have measured we ought not to have measured you ought not to have measured they ought not to have measured
V-ing perfect
I ought not to have been measuring you ought not to have been measuring she ought not to have been measuring we ought not to have been measuring you ought not to have been measuring they ought not to have been measuring
Interrogative form
Simple form
ought to I measure? ought to you measure? ought to she measure? ought to we measure? ought to you measure? ought to they measure?
V-ing form
ought to I be measuring? ought to you be measuring? ought to she be measuring? ought to we be measuring? ought to you be measuring? ought to they be measuring?
Perfect
ought to I have measured? ought to you have measured? ought to she have measured? ought to we have measured? ought to you have measured? ought to they have measured?
V-ing perfect
ought to I have been measuring? ought to you have been measuring? ought to she have been measuring? ought to we have been measuring? ought to you have been measuring? ought to they have been measuring?
Interro-negative form
Simple form
ought I not to measure? ought you not to measure? ought she not to measure? ought we not to measure? ought you not to measure? ought they not to measure?
V-ing form
ought I not to be measuring? ought you not to be measuring? ought she not to be measuring? ought we not to be measuring? ought you not to be measuring? ought they not to be measuring?
Perfect
ought I not to have measured? ought you not to have measured? ought she not to have measured? ought we not to have measured? ought you not to have measured? ought they not to have measured?
V-ing perfect
ought I not to have been measuring? ought you not to have been measuring? ought she not to have been measuring? ought we not to have been measuring? ought you not to have been measuring? ought they not to have been measuring?