English verb conjugation
COULD WITHHOLD

Irregular verb: withhold - withheld - withheld

Affirmation

Simple form	V-ing form
I could withhold you could withhold he could withhold we could withhold you could withhold they could withhold	I could be withholding you could be withholding he could be withholding we could be withholding you could be withholding they could be withholding
Perfect	V-ing perfect
I could have withheld you could have withheld he could have withheld we could have withheld you could have withheld they could have withheld	I could have been withholding you could have been withholding he could have been withholding we could have been withholding you could have been withholding they could have been withholding

Negation

Simple form	V-ing form
I couldn't withhold you couldn't withhold he couldn't withhold we couldn't withhold you couldn't withhold they couldn't withhold	I couldn't be withholding you couldn't be withholding he couldn't be withholding we couldn't be withholding you couldn't be withholding they couldn't be withholding
Perfect	V-ing perfect
I couldn't have withheld you couldn't have withheld he couldn't have withheld we couldn't have withheld you couldn't have withheld they couldn't have withheld	I couldn't have been withholding you couldn't have been withholding he couldn't have been withholding we couldn't have been withholding you couldn't have been withholding they couldn't have been withholding

Interrogative form

Simple form	V-ing form
could I withhold? could you withhold? could he withhold? could we withhold? could you withhold? could they withhold?	could I be withholding? could you be withholding? could he be withholding? could we be withholding? could you be withholding? could they be withholding?
Perfect	V-ing perfect
could I have withheld? could you have withheld? could he have withheld? could we have withheld? could you have withheld? could they have withheld?	could I have been withholding? could you have been withholding? could he have been withholding? could we have been withholding? could you have been withholding? could they have been withholding?

Interro-negative form

Simple form	V-ing form
couldn't I withhold? couldn't you withhold? couldn't he withhold? couldn't we withhold? couldn't you withhold? couldn't they withhold?	couldn't I be withholding? couldn't you be withholding? couldn't he be withholding? couldn't we be withholding? couldn't you be withholding? couldn't they be withholding?
Perfect	V-ing perfect
couldn't I have withheld? couldn't you have withheld? couldn't he have withheld? couldn't we have withheld? couldn't you have withheld? couldn't they have withheld?	couldn't I have been withholding? couldn't you have been withholding? couldn't he have been withholding? couldn't we have been withholding? couldn't you have been withholding? couldn't they have been withholding?