English verb conjugation
COULD HOIST

Regular verb: hoist - hoisted - hoisted

Affirmation

Simple form	V-ing form
I could hoist you could hoist he could hoist we could hoist you could hoist they could hoist	I could be hoisting you could be hoisting he could be hoisting we could be hoisting you could be hoisting they could be hoisting
Perfect	V-ing perfect
I could have hoisted you could have hoisted he could have hoisted we could have hoisted you could have hoisted they could have hoisted	I could have been hoisting you could have been hoisting he could have been hoisting we could have been hoisting you could have been hoisting they could have been hoisting

Negation

Simple form	V-ing form
I could not hoist you could not hoist he could not hoist we could not hoist you could not hoist they could not hoist	I could not be hoisting you could not be hoisting he could not be hoisting we could not be hoisting you could not be hoisting they could not be hoisting
Perfect	V-ing perfect
I could not have hoisted you could not have hoisted he could not have hoisted we could not have hoisted you could not have hoisted they could not have hoisted	I could not have been hoisting you could not have been hoisting he could not have been hoisting we could not have been hoisting you could not have been hoisting they could not have been hoisting

Interrogative form

Simple form	V-ing form
could I hoist? could you hoist? could he hoist? could we hoist? could you hoist? could they hoist?	could I be hoisting? could you be hoisting? could he be hoisting? could we be hoisting? could you be hoisting? could they be hoisting?
Perfect	V-ing perfect
could I have hoisted? could you have hoisted? could he have hoisted? could we have hoisted? could you have hoisted? could they have hoisted?	could I have been hoisting? could you have been hoisting? could he have been hoisting? could we have been hoisting? could you have been hoisting? could they have been hoisting?

Interro-negative form

Simple form	V-ing form
could I not hoist? could you not hoist? could he not hoist? could we not hoist? could you not hoist? could they not hoist?	could I not be hoisting? could you not be hoisting? could he not be hoisting? could we not be hoisting? could you not be hoisting? could they not be hoisting?
Perfect	V-ing perfect
could I not have hoisted? could you not have hoisted? could he not have hoisted? could we not have hoisted? could you not have hoisted? could they not have hoisted?	could I not have been hoisting? could you not have been hoisting? could he not have been hoisting? could we not have been hoisting? could you not have been hoisting? could they not have been hoisting?