I ought to collect you ought to collect she ought to collect we ought to collect you ought to collect they ought to collect
V-ing form
I ought to be collecting you ought to be collecting she ought to be collecting we ought to be collecting you ought to be collecting they ought to be collecting
Perfect
I ought to have collected you ought to have collected she ought to have collected we ought to have collected you ought to have collected they ought to have collected
V-ing perfect
I ought to have been collecting you ought to have been collecting she ought to have been collecting we ought to have been collecting you ought to have been collecting they ought to have been collecting
Negation
Simple form
I oughtn't to collect you oughtn't to collect she oughtn't to collect we oughtn't to collect you oughtn't to collect they oughtn't to collect
V-ing form
I oughtn't to be collecting you oughtn't to be collecting she oughtn't to be collecting we oughtn't to be collecting you oughtn't to be collecting they oughtn't to be collecting
Perfect
I oughtn't to have collected you oughtn't to have collected she oughtn't to have collected we oughtn't to have collected you oughtn't to have collected they oughtn't to have collected
V-ing perfect
I oughtn't to have been collecting you oughtn't to have been collecting she oughtn't to have been collecting we oughtn't to have been collecting you oughtn't to have been collecting they oughtn't to have been collecting
Interrogative form
Simple form
ought to I collect? ought to you collect? ought to she collect? ought to we collect? ought to you collect? ought to they collect?
V-ing form
ought to I be collecting? ought to you be collecting? ought to she be collecting? ought to we be collecting? ought to you be collecting? ought to they be collecting?
Perfect
ought to I have collected? ought to you have collected? ought to she have collected? ought to we have collected? ought to you have collected? ought to they have collected?
V-ing perfect
ought to I have been collecting? ought to you have been collecting? ought to she have been collecting? ought to we have been collecting? ought to you have been collecting? ought to they have been collecting?
Interro-negative form
Simple form
oughtn't I to collect? oughtn't you to collect? oughtn't she to collect? oughtn't we to collect? oughtn't you to collect? oughtn't they to collect?
V-ing form
oughtn't I to be collecting? oughtn't you to be collecting? oughtn't she to be collecting? oughtn't we to be collecting? oughtn't you to be collecting? oughtn't they to be collecting?
Perfect
oughtn't I to have collected? oughtn't you to have collected? oughtn't she to have collected? oughtn't we to have collected? oughtn't you to have collected? oughtn't they to have collected?
V-ing perfect
oughtn't I to have been collecting? oughtn't you to have been collecting? oughtn't she to have been collecting? oughtn't we to have been collecting? oughtn't you to have been collecting? oughtn't they to have been collecting?