I ought to lithograph you ought to lithograph he ought to lithograph we ought to lithograph you ought to lithograph they ought to lithograph
V-ing form
I ought to be lithographing you ought to be lithographing he ought to be lithographing we ought to be lithographing you ought to be lithographing they ought to be lithographing
Perfect
I ought to have lithographed you ought to have lithographed he ought to have lithographed we ought to have lithographed you ought to have lithographed they ought to have lithographed
V-ing perfect
I ought to have been lithographing you ought to have been lithographing he ought to have been lithographing we ought to have been lithographing you ought to have been lithographing they ought to have been lithographing
Negation
Simple form
I ought not to lithograph you ought not to lithograph he ought not to lithograph we ought not to lithograph you ought not to lithograph they ought not to lithograph
V-ing form
I ought not to lithographing you ought not to lithographing he ought not to lithographing we ought not to lithographing you ought not to lithographing they ought not to lithographing
Perfect
I ought not to have lithographed you ought not to have lithographed he ought not to have lithographed we ought not to have lithographed you ought not to have lithographed they ought not to have lithographed
V-ing perfect
I ought not to have been lithographing you ought not to have been lithographing he ought not to have been lithographing we ought not to have been lithographing you ought not to have been lithographing they ought not to have been lithographing
Interrogative form
Simple form
ought to I lithograph? ought to you lithograph? ought to he lithograph? ought to we lithograph? ought to you lithograph? ought to they lithograph?
V-ing form
ought to I be lithographing? ought to you be lithographing? ought to he be lithographing? ought to we be lithographing? ought to you be lithographing? ought to they be lithographing?
Perfect
ought to I have lithographed? ought to you have lithographed? ought to he have lithographed? ought to we have lithographed? ought to you have lithographed? ought to they have lithographed?
V-ing perfect
ought to I have been lithographing? ought to you have been lithographing? ought to he have been lithographing? ought to we have been lithographing? ought to you have been lithographing? ought to they have been lithographing?
Interro-negative form
Simple form
ought I not to lithograph? ought you not to lithograph? ought he not to lithograph? ought we not to lithograph? ought you not to lithograph? ought they not to lithograph?
V-ing form
ought I not to be lithographing? ought you not to be lithographing? ought he not to be lithographing? ought we not to be lithographing? ought you not to be lithographing? ought they not to be lithographing?
Perfect
ought I not to have lithographed? ought you not to have lithographed? ought he not to have lithographed? ought we not to have lithographed? ought you not to have lithographed? ought they not to have lithographed?
V-ing perfect
ought I not to have been lithographing? ought you not to have been lithographing? ought he not to have been lithographing? ought we not to have been lithographing? ought you not to have been lithographing? ought they not to have been lithographing?