I should decompose you should decompose he should decompose we should decompose you should decompose they should decompose
V-ing form
I should be decomposing you should be decomposing he should be decomposing we should be decomposing you should be decomposing they should be decomposing
Perfect
I should have decomposed you should have decomposed he should have decomposed we should have decomposed you should have decomposed they should have decomposed
V-ing perfect
I should have been decomposing you should have been decomposing he should have been decomposing we should have been decomposing you should have been decomposing they should have been decomposing
Negation
Simple form
I should not decompose you should not decompose he should not decompose we should not decompose you should not decompose they should not decompose
V-ing form
I should not be decomposing you should not be decomposing he should not be decomposing we should not be decomposing you should not be decomposing they should not be decomposing
Perfect
I should not have decomposed you should not have decomposed he should not have decomposed we should not have decomposed you should not have decomposed they should not have decomposed
V-ing perfect
I should not have been decomposing you should not have been decomposing he should not have been decomposing we should not have been decomposing you should not have been decomposing they should not have been decomposing
Interrogative form
Simple form
should I decompose? should you decompose? should he decompose? should we decompose? should you decompose? should they decompose?
V-ing form
should I be decomposing? should you be decomposing? should he be decomposing? should we be decomposing? should you be decomposing? should they be decomposing?
Perfect
should I have decomposed? should you have decomposed? should he have decomposed? should we have decomposed? should you have decomposed? should they have decomposed?
V-ing perfect
should I have been decomposing? should you have been decomposing? should he have been decomposing? should we have been decomposing? should you have been decomposing? should they have been decomposing?
Interro-negative form
Simple form
should I not decompose? should you not decompose? should he not decompose? should we not decompose? should you not decompose? should they not decompose?
V-ing form
should I not be decomposing? should you not be decomposing? should he not be decomposing? should we not be decomposing? should you not be decomposing? should they not be decomposing?
Perfect
should I not have decomposed? should you not have decomposed? should he not have decomposed? should we not have decomposed? should you not have decomposed? should they not have decomposed?
V-ing perfect
should I not have been decomposing? should you not have been decomposing? should he not have been decomposing? should we not have been decomposing? should you not have been decomposing? should they not have been decomposing?