I should caption you should caption he should caption we should caption you should caption they should caption
V-ing form
I should be captioning you should be captioning he should be captioning we should be captioning you should be captioning they should be captioning
Perfect
I should have captioned you should have captioned he should have captioned we should have captioned you should have captioned they should have captioned
V-ing perfect
I should have been captioning you should have been captioning he should have been captioning we should have been captioning you should have been captioning they should have been captioning
Negation
Simple form
I should not caption you should not caption he should not caption we should not caption you should not caption they should not caption
V-ing form
I should not be captioning you should not be captioning he should not be captioning we should not be captioning you should not be captioning they should not be captioning
Perfect
I should not have captioned you should not have captioned he should not have captioned we should not have captioned you should not have captioned they should not have captioned
V-ing perfect
I should not have been captioning you should not have been captioning he should not have been captioning we should not have been captioning you should not have been captioning they should not have been captioning
Interrogative form
Simple form
should I caption? should you caption? should he caption? should we caption? should you caption? should they caption?
V-ing form
should I be captioning? should you be captioning? should he be captioning? should we be captioning? should you be captioning? should they be captioning?
Perfect
should I have captioned? should you have captioned? should he have captioned? should we have captioned? should you have captioned? should they have captioned?
V-ing perfect
should I have been captioning? should you have been captioning? should he have been captioning? should we have been captioning? should you have been captioning? should they have been captioning?
Interro-negative form
Simple form
should I not caption? should you not caption? should he not caption? should we not caption? should you not caption? should they not caption?
V-ing form
should I not be captioning? should you not be captioning? should he not be captioning? should we not be captioning? should you not be captioning? should they not be captioning?
Perfect
should I not have captioned? should you not have captioned? should he not have captioned? should we not have captioned? should you not have captioned? should they not have captioned?
V-ing perfect
should I not have been captioning? should you not have been captioning? should he not have been captioning? should we not have been captioning? should you not have been captioning? should they not have been captioning?