English verb conjugation
COULD SURROGATE

Regular verb: surrogate - surrogated - surrogated

Affirmation

Simple form	V-ing form
I could surrogate you could surrogate he could surrogate we could surrogate you could surrogate they could surrogate	I could be surrogating you could be surrogating he could be surrogating we could be surrogating you could be surrogating they could be surrogating
Perfect	V-ing perfect
I could have surrogated you could have surrogated he could have surrogated we could have surrogated you could have surrogated they could have surrogated	I could have been surrogating you could have been surrogating he could have been surrogating we could have been surrogating you could have been surrogating they could have been surrogating

Negation

Simple form	V-ing form
I could not surrogate you could not surrogate he could not surrogate we could not surrogate you could not surrogate they could not surrogate	I could not be surrogating you could not be surrogating he could not be surrogating we could not be surrogating you could not be surrogating they could not be surrogating
Perfect	V-ing perfect
I could not have surrogated you could not have surrogated he could not have surrogated we could not have surrogated you could not have surrogated they could not have surrogated	I could not have been surrogating you could not have been surrogating he could not have been surrogating we could not have been surrogating you could not have been surrogating they could not have been surrogating

Interrogative form

Simple form	V-ing form
could I surrogate? could you surrogate? could he surrogate? could we surrogate? could you surrogate? could they surrogate?	could I be surrogating? could you be surrogating? could he be surrogating? could we be surrogating? could you be surrogating? could they be surrogating?
Perfect	V-ing perfect
could I have surrogated? could you have surrogated? could he have surrogated? could we have surrogated? could you have surrogated? could they have surrogated?	could I have been surrogating? could you have been surrogating? could he have been surrogating? could we have been surrogating? could you have been surrogating? could they have been surrogating?

Interro-negative form

Simple form	V-ing form
could I not surrogate? could you not surrogate? could he not surrogate? could we not surrogate? could you not surrogate? could they not surrogate?	could I not be surrogating? could you not be surrogating? could he not be surrogating? could we not be surrogating? could you not be surrogating? could they not be surrogating?
Perfect	V-ing perfect
could I not have surrogated? could you not have surrogated? could he not have surrogated? could we not have surrogated? could you not have surrogated? could they not have surrogated?	could I not have been surrogating? could you not have been surrogating? could he not have been surrogating? could we not have been surrogating? could you not have been surrogating? could they not have been surrogating?