I ought to decompose you ought to decompose he ought to decompose we ought to decompose you ought to decompose they ought to decompose
V-ing form
I ought to be decomposing you ought to be decomposing he ought to be decomposing we ought to be decomposing you ought to be decomposing they ought to be decomposing
Perfect
I ought to have decomposed you ought to have decomposed he ought to have decomposed we ought to have decomposed you ought to have decomposed they ought to have decomposed
V-ing perfect
I ought to have been decomposing you ought to have been decomposing he ought to have been decomposing we ought to have been decomposing you ought to have been decomposing they ought to have been decomposing
Negation
Simple form
I oughtn't to decompose you oughtn't to decompose he oughtn't to decompose we oughtn't to decompose you oughtn't to decompose they oughtn't to decompose
V-ing form
I oughtn't to be decomposing you oughtn't to be decomposing he oughtn't to be decomposing we oughtn't to be decomposing you oughtn't to be decomposing they oughtn't to be decomposing
Perfect
I oughtn't to have decomposed you oughtn't to have decomposed he oughtn't to have decomposed we oughtn't to have decomposed you oughtn't to have decomposed they oughtn't to have decomposed
V-ing perfect
I oughtn't to have been decomposing you oughtn't to have been decomposing he oughtn't to have been decomposing we oughtn't to have been decomposing you oughtn't to have been decomposing they oughtn't to have been decomposing
Interrogative form
Simple form
ought to I decompose? ought to you decompose? ought to he decompose? ought to we decompose? ought to you decompose? ought to they decompose?
V-ing form
ought to I be decomposing? ought to you be decomposing? ought to he be decomposing? ought to we be decomposing? ought to you be decomposing? ought to they be decomposing?
Perfect
ought to I have decomposed? ought to you have decomposed? ought to he have decomposed? ought to we have decomposed? ought to you have decomposed? ought to they have decomposed?
V-ing perfect
ought to I have been decomposing? ought to you have been decomposing? ought to he have been decomposing? ought to we have been decomposing? ought to you have been decomposing? ought to they have been decomposing?
Interro-negative form
Simple form
oughtn't I to decompose? oughtn't you to decompose? oughtn't he to decompose? oughtn't we to decompose? oughtn't you to decompose? oughtn't they to decompose?
V-ing form
oughtn't I to be decomposing? oughtn't you to be decomposing? oughtn't he to be decomposing? oughtn't we to be decomposing? oughtn't you to be decomposing? oughtn't they to be decomposing?
Perfect
oughtn't I to have decomposed? oughtn't you to have decomposed? oughtn't he to have decomposed? oughtn't we to have decomposed? oughtn't you to have decomposed? oughtn't they to have decomposed?
V-ing perfect
oughtn't I to have been decomposing? oughtn't you to have been decomposing? oughtn't he to have been decomposing? oughtn't we to have been decomposing? oughtn't you to have been decomposing? oughtn't they to have been decomposing?