The song in the play cannot be deleted as it is _________to the story.
(A) intervened
(B) innate
(C) exacting
(D) integral
After_____________smoking, they let the cigarette fall on the wood floor.
(A) finished
(B) finishing
(C) had finished
(D) finishes
If I had helped him, he ____________drowned.
(A) will not be
(B) would not be
(C) will not have
(D) would not have