English verb conjugation
COULD CIRCUMVENT

Regular verb: circumvent - circumvented - circumvented

Affirmation

Simple form	V-ing form
I could circumvent you could circumvent he could circumvent we could circumvent you could circumvent they could circumvent	I could be circumventing you could be circumventing he could be circumventing we could be circumventing you could be circumventing they could be circumventing
Perfect	V-ing perfect
I could have circumvented you could have circumvented he could have circumvented we could have circumvented you could have circumvented they could have circumvented	I could have been circumventing you could have been circumventing he could have been circumventing we could have been circumventing you could have been circumventing they could have been circumventing

Negation

Simple form	V-ing form
I couldn't circumvent you couldn't circumvent he couldn't circumvent we couldn't circumvent you couldn't circumvent they couldn't circumvent	I couldn't be circumventing you couldn't be circumventing he couldn't be circumventing we couldn't be circumventing you couldn't be circumventing they couldn't be circumventing
Perfect	V-ing perfect
I couldn't have circumvented you couldn't have circumvented he couldn't have circumvented we couldn't have circumvented you couldn't have circumvented they couldn't have circumvented	I couldn't have been circumventing you couldn't have been circumventing he couldn't have been circumventing we couldn't have been circumventing you couldn't have been circumventing they couldn't have been circumventing

Interrogative form

Simple form	V-ing form
could I circumvent? could you circumvent? could he circumvent? could we circumvent? could you circumvent? could they circumvent?	could I be circumventing? could you be circumventing? could he be circumventing? could we be circumventing? could you be circumventing? could they be circumventing?
Perfect	V-ing perfect
could I have circumvented? could you have circumvented? could he have circumvented? could we have circumvented? could you have circumvented? could they have circumvented?	could I have been circumventing? could you have been circumventing? could he have been circumventing? could we have been circumventing? could you have been circumventing? could they have been circumventing?

Interro-negative form

Simple form	V-ing form
couldn't I circumvent? couldn't you circumvent? couldn't he circumvent? couldn't we circumvent? couldn't you circumvent? couldn't they circumvent?	couldn't I be circumventing? couldn't you be circumventing? couldn't he be circumventing? couldn't we be circumventing? couldn't you be circumventing? couldn't they be circumventing?
Perfect	V-ing perfect
couldn't I have circumvented? couldn't you have circumvented? couldn't he have circumvented? couldn't we have circumvented? couldn't you have circumvented? couldn't they have circumvented?	couldn't I have been circumventing? couldn't you have been circumventing? couldn't he have been circumventing? couldn't we have been circumventing? couldn't you have been circumventing? couldn't they have been circumventing?