English verb conjugation
COULD INFLUENCE

Regular verb: influence - influenced - influenced

Affirmation

Simple form	V-ing form
I could influence you could influence he could influence we could influence you could influence they could influence	I could be influencing you could be influencing he could be influencing we could be influencing you could be influencing they could be influencing
Perfect	V-ing perfect
I could have influenced you could have influenced he could have influenced we could have influenced you could have influenced they could have influenced	I could have been influencing you could have been influencing he could have been influencing we could have been influencing you could have been influencing they could have been influencing

Negation

Simple form	V-ing form
I couldn't influence you couldn't influence he couldn't influence we couldn't influence you couldn't influence they couldn't influence	I couldn't be influencing you couldn't be influencing he couldn't be influencing we couldn't be influencing you couldn't be influencing they couldn't be influencing
Perfect	V-ing perfect
I couldn't have influenced you couldn't have influenced he couldn't have influenced we couldn't have influenced you couldn't have influenced they couldn't have influenced	I couldn't have been influencing you couldn't have been influencing he couldn't have been influencing we couldn't have been influencing you couldn't have been influencing they couldn't have been influencing

Interrogative form

Simple form	V-ing form
could I influence? could you influence? could he influence? could we influence? could you influence? could they influence?	could I be influencing? could you be influencing? could he be influencing? could we be influencing? could you be influencing? could they be influencing?
Perfect	V-ing perfect
could I have influenced? could you have influenced? could he have influenced? could we have influenced? could you have influenced? could they have influenced?	could I have been influencing? could you have been influencing? could he have been influencing? could we have been influencing? could you have been influencing? could they have been influencing?

Interro-negative form

Simple form	V-ing form
couldn't I influence? couldn't you influence? couldn't he influence? couldn't we influence? couldn't you influence? couldn't they influence?	couldn't I be influencing? couldn't you be influencing? couldn't he be influencing? couldn't we be influencing? couldn't you be influencing? couldn't they be influencing?
Perfect	V-ing perfect
couldn't I have influenced? couldn't you have influenced? couldn't he have influenced? couldn't we have influenced? couldn't you have influenced? couldn't they have influenced?	couldn't I have been influencing? couldn't you have been influencing? couldn't he have been influencing? couldn't we have been influencing? couldn't you have been influencing? couldn't they have been influencing?