I'd be clinging you'd be clinging he'd be clinging we'd be clinging you'd be clinging they'd be clinging
Perfect
I should've clung you should've clung he should've clung we should've clung you should've clung they should've clung
V-ing perfect
I should've been clinging you should've been clinging he should've been clinging we should've been clinging you should've been clinging they should've been clinging
Negation
Simple form
I shouldn't cling you shouldn't cling he shouldn't cling we shouldn't cling you shouldn't cling they shouldn't cling
V-ing form
I shouldn't be clinging you shouldn't be clinging he shouldn't be clinging we shouldn't be clinging you shouldn't be clinging they shouldn't be clinging
Perfect
I shouldn't have clung you shouldn't have clung he shouldn't have clung we shouldn't have clung you shouldn't have clung they shouldn't have clung
V-ing perfect
I shouldn't have been clinging you shouldn't have been clinging he shouldn't have been clinging we shouldn't have been clinging you shouldn't have been clinging they shouldn't have been clinging
Interrogative form
Simple form
should I cling? should you cling? should he cling? should we cling? should you cling? should they cling?
V-ing form
should I be clinging? should you be clinging? should he be clinging? should we be clinging? should you be clinging? should they be clinging?
Perfect
should I have clung? should you have clung? should he have clung? should we have clung? should you have clung? should they have clung?
V-ing perfect
should I have been clinging? should you have been clinging? should he have been clinging? should we have been clinging? should you have been clinging? should they have been clinging?
Interro-negative form
Simple form
shouldn't I cling? shouldn't you cling? shouldn't he cling? shouldn't we cling? shouldn't you cling? shouldn't they cling?
V-ing form
shouldn't I be clinging? shouldn't you be clinging? shouldn't he be clinging? shouldn't we be clinging? shouldn't you be clinging? shouldn't they be clinging?
Perfect
shouldn't I have clung? shouldn't you have clung? shouldn't he have clung? shouldn't we have clung? shouldn't you have clung? shouldn't they have clung?
V-ing perfect
shouldn't I have been clinging? shouldn't you have been clinging? shouldn't he have been clinging? shouldn't we have been clinging? shouldn't you have been clinging? shouldn't they have been clinging?