English verb conjugation
COULD CLING

Irregular verb: cling - clung - clung

Affirmation

Simple form	V-ing form
I could cling you could cling she could cling we could cling you could cling they could cling	I could be clinging you could be clinging she could be clinging we could be clinging you could be clinging they could be clinging
Perfect	V-ing perfect
I could have clung you could have clung she could have clung we could have clung you could have clung they could have clung	I could have been clinging you could have been clinging she could have been clinging we could have been clinging you could have been clinging they could have been clinging

Negation

Simple form	V-ing form
I could not cling you could not cling she could not cling we could not cling you could not cling they could not cling	I could not be clinging you could not be clinging she could not be clinging we could not be clinging you could not be clinging they could not be clinging
Perfect	V-ing perfect
I could not have clung you could not have clung she could not have clung we could not have clung you could not have clung they could not have clung	I could not have been clinging you could not have been clinging she could not have been clinging we could not have been clinging you could not have been clinging they could not have been clinging

Interrogative form

Simple form	V-ing form
could I cling? could you cling? could she cling? could we cling? could you cling? could they cling?	could I be clinging? could you be clinging? could she be clinging? could we be clinging? could you be clinging? could they be clinging?
Perfect	V-ing perfect
could I have clung? could you have clung? could she have clung? could we have clung? could you have clung? could they have clung?	could I have been clinging? could you have been clinging? could she have been clinging? could we have been clinging? could you have been clinging? could they have been clinging?

Interro-negative form

Simple form	V-ing form
could I not cling? could you not cling? could she not cling? could we not cling? could you not cling? could they not cling?	could I not be clinging? could you not be clinging? could she not be clinging? could we not be clinging? could you not be clinging? could they not be clinging?
Perfect	V-ing perfect
could I not have clung? could you not have clung? could she not have clung? could we not have clung? could you not have clung? could they not have clung?	could I not have been clinging? could you not have been clinging? could she not have been clinging? could we not have been clinging? could you not have been clinging? could they not have been clinging?