English verb conjugation
COULD REMONSTRATE

Regular verb: remonstrate - remonstrated - remonstrated

Affirmation

Simple form	V-ing form
I could remonstrate you could remonstrate he could remonstrate we could remonstrate you could remonstrate they could remonstrate	I could be remonstrating you could be remonstrating he could be remonstrating we could be remonstrating you could be remonstrating they could be remonstrating
Perfect	V-ing perfect
I could have remonstrated you could have remonstrated he could have remonstrated we could have remonstrated you could have remonstrated they could have remonstrated	I could have been remonstrating you could have been remonstrating he could have been remonstrating we could have been remonstrating you could have been remonstrating they could have been remonstrating

Negation

Simple form	V-ing form
I couldn't remonstrate you couldn't remonstrate he couldn't remonstrate we couldn't remonstrate you couldn't remonstrate they couldn't remonstrate	I couldn't be remonstrating you couldn't be remonstrating he couldn't be remonstrating we couldn't be remonstrating you couldn't be remonstrating they couldn't be remonstrating
Perfect	V-ing perfect
I couldn't have remonstrated you couldn't have remonstrated he couldn't have remonstrated we couldn't have remonstrated you couldn't have remonstrated they couldn't have remonstrated	I couldn't have been remonstrating you couldn't have been remonstrating he couldn't have been remonstrating we couldn't have been remonstrating you couldn't have been remonstrating they couldn't have been remonstrating

Interrogative form

Simple form	V-ing form
could I remonstrate? could you remonstrate? could he remonstrate? could we remonstrate? could you remonstrate? could they remonstrate?	could I be remonstrating? could you be remonstrating? could he be remonstrating? could we be remonstrating? could you be remonstrating? could they be remonstrating?
Perfect	V-ing perfect
could I have remonstrated? could you have remonstrated? could he have remonstrated? could we have remonstrated? could you have remonstrated? could they have remonstrated?	could I have been remonstrating? could you have been remonstrating? could he have been remonstrating? could we have been remonstrating? could you have been remonstrating? could they have been remonstrating?

Interro-negative form

Simple form	V-ing form
couldn't I remonstrate? couldn't you remonstrate? couldn't he remonstrate? couldn't we remonstrate? couldn't you remonstrate? couldn't they remonstrate?	couldn't I be remonstrating? couldn't you be remonstrating? couldn't he be remonstrating? couldn't we be remonstrating? couldn't you be remonstrating? couldn't they be remonstrating?
Perfect	V-ing perfect
couldn't I have remonstrated? couldn't you have remonstrated? couldn't he have remonstrated? couldn't we have remonstrated? couldn't you have remonstrated? couldn't they have remonstrated?	couldn't I have been remonstrating? couldn't you have been remonstrating? couldn't he have been remonstrating? couldn't we have been remonstrating? couldn't you have been remonstrating? couldn't they have been remonstrating?