English verb conjugation
COULD UNCRATE

Regular verb: uncrate - uncrated - uncrated

Affirmation

Simple form	V-ing form
I could uncrate you could uncrate she could uncrate we could uncrate you could uncrate they could uncrate	I could be uncrating you could be uncrating she could be uncrating we could be uncrating you could be uncrating they could be uncrating
Perfect	V-ing perfect
I could have uncrated you could have uncrated she could have uncrated we could have uncrated you could have uncrated they could have uncrated	I could have been uncrating you could have been uncrating she could have been uncrating we could have been uncrating you could have been uncrating they could have been uncrating

Negation

Simple form	V-ing form
I couldn't uncrate you couldn't uncrate she couldn't uncrate we couldn't uncrate you couldn't uncrate they couldn't uncrate	I couldn't be uncrating you couldn't be uncrating she couldn't be uncrating we couldn't be uncrating you couldn't be uncrating they couldn't be uncrating
Perfect	V-ing perfect
I couldn't have uncrated you couldn't have uncrated she couldn't have uncrated we couldn't have uncrated you couldn't have uncrated they couldn't have uncrated	I couldn't have been uncrating you couldn't have been uncrating she couldn't have been uncrating we couldn't have been uncrating you couldn't have been uncrating they couldn't have been uncrating

Interrogative form

Simple form	V-ing form
could I uncrate? could you uncrate? could she uncrate? could we uncrate? could you uncrate? could they uncrate?	could I be uncrating? could you be uncrating? could she be uncrating? could we be uncrating? could you be uncrating? could they be uncrating?
Perfect	V-ing perfect
could I have uncrated? could you have uncrated? could she have uncrated? could we have uncrated? could you have uncrated? could they have uncrated?	could I have been uncrating? could you have been uncrating? could she have been uncrating? could we have been uncrating? could you have been uncrating? could they have been uncrating?

Interro-negative form

Simple form	V-ing form
couldn't I uncrate? couldn't you uncrate? couldn't she uncrate? couldn't we uncrate? couldn't you uncrate? couldn't they uncrate?	couldn't I be uncrating? couldn't you be uncrating? couldn't she be uncrating? couldn't we be uncrating? couldn't you be uncrating? couldn't they be uncrating?
Perfect	V-ing perfect
couldn't I have uncrated? couldn't you have uncrated? couldn't she have uncrated? couldn't we have uncrated? couldn't you have uncrated? couldn't they have uncrated?	couldn't I have been uncrating? couldn't you have been uncrating? couldn't she have been uncrating? couldn't we have been uncrating? couldn't you have been uncrating? couldn't they have been uncrating?