I ought to bubble you ought to bubble he ought to bubble we ought to bubble you ought to bubble they ought to bubble
V-ing form
I ought to be bubbling you ought to be bubbling he ought to be bubbling we ought to be bubbling you ought to be bubbling they ought to be bubbling
Perfect
I ought to have bubbled you ought to have bubbled he ought to have bubbled we ought to have bubbled you ought to have bubbled they ought to have bubbled
V-ing perfect
I ought to have been bubbling you ought to have been bubbling he ought to have been bubbling we ought to have been bubbling you ought to have been bubbling they ought to have been bubbling
Negation
Simple form
I ought not to bubble you ought not to bubble he ought not to bubble we ought not to bubble you ought not to bubble they ought not to bubble
V-ing form
I ought not to bubbling you ought not to bubbling he ought not to bubbling we ought not to bubbling you ought not to bubbling they ought not to bubbling
Perfect
I ought not to have bubbled you ought not to have bubbled he ought not to have bubbled we ought not to have bubbled you ought not to have bubbled they ought not to have bubbled
V-ing perfect
I ought not to have been bubbling you ought not to have been bubbling he ought not to have been bubbling we ought not to have been bubbling you ought not to have been bubbling they ought not to have been bubbling
Interrogative form
Simple form
ought to I bubble? ought to you bubble? ought to he bubble? ought to we bubble? ought to you bubble? ought to they bubble?
V-ing form
ought to I be bubbling? ought to you be bubbling? ought to he be bubbling? ought to we be bubbling? ought to you be bubbling? ought to they be bubbling?
Perfect
ought to I have bubbled? ought to you have bubbled? ought to he have bubbled? ought to we have bubbled? ought to you have bubbled? ought to they have bubbled?
V-ing perfect
ought to I have been bubbling? ought to you have been bubbling? ought to he have been bubbling? ought to we have been bubbling? ought to you have been bubbling? ought to they have been bubbling?
Interro-negative form
Simple form
ought I not to bubble? ought you not to bubble? ought he not to bubble? ought we not to bubble? ought you not to bubble? ought they not to bubble?
V-ing form
ought I not to be bubbling? ought you not to be bubbling? ought he not to be bubbling? ought we not to be bubbling? ought you not to be bubbling? ought they not to be bubbling?
Perfect
ought I not to have bubbled? ought you not to have bubbled? ought he not to have bubbled? ought we not to have bubbled? ought you not to have bubbled? ought they not to have bubbled?
V-ing perfect
ought I not to have been bubbling? ought you not to have been bubbling? ought he not to have been bubbling? ought we not to have been bubbling? ought you not to have been bubbling? ought they not to have been bubbling?