English verb conjugation
COULD COMPLICATE

Regular verb: complicate - complicated - complicated

Affirmation

Simple form	V-ing form
I could complicate you could complicate he could complicate we could complicate you could complicate they could complicate	I could be complicating you could be complicating he could be complicating we could be complicating you could be complicating they could be complicating
Perfect	V-ing perfect
I could have complicated you could have complicated he could have complicated we could have complicated you could have complicated they could have complicated	I could have been complicating you could have been complicating he could have been complicating we could have been complicating you could have been complicating they could have been complicating

Negation

Simple form	V-ing form
I couldn't complicate you couldn't complicate he couldn't complicate we couldn't complicate you couldn't complicate they couldn't complicate	I couldn't be complicating you couldn't be complicating he couldn't be complicating we couldn't be complicating you couldn't be complicating they couldn't be complicating
Perfect	V-ing perfect
I couldn't have complicated you couldn't have complicated he couldn't have complicated we couldn't have complicated you couldn't have complicated they couldn't have complicated	I couldn't have been complicating you couldn't have been complicating he couldn't have been complicating we couldn't have been complicating you couldn't have been complicating they couldn't have been complicating

Interrogative form

Simple form	V-ing form
could I complicate? could you complicate? could he complicate? could we complicate? could you complicate? could they complicate?	could I be complicating? could you be complicating? could he be complicating? could we be complicating? could you be complicating? could they be complicating?
Perfect	V-ing perfect
could I have complicated? could you have complicated? could he have complicated? could we have complicated? could you have complicated? could they have complicated?	could I have been complicating? could you have been complicating? could he have been complicating? could we have been complicating? could you have been complicating? could they have been complicating?

Interro-negative form

Simple form	V-ing form
couldn't I complicate? couldn't you complicate? couldn't he complicate? couldn't we complicate? couldn't you complicate? couldn't they complicate?	couldn't I be complicating? couldn't you be complicating? couldn't he be complicating? couldn't we be complicating? couldn't you be complicating? couldn't they be complicating?
Perfect	V-ing perfect
couldn't I have complicated? couldn't you have complicated? couldn't he have complicated? couldn't we have complicated? couldn't you have complicated? couldn't they have complicated?	couldn't I have been complicating? couldn't you have been complicating? couldn't he have been complicating? couldn't we have been complicating? couldn't you have been complicating? couldn't they have been complicating?