Each of the following sentences contains an error. Rewrite each sentence correctly.
Before a middle of the nineteenth century, surgery was usually a terrifying, painful ordeal.accept_blank_answers: truepoints: 10
Because anesthesia did not exist yet, only painkiller available for surgical patients was whiskey.accept_blank_answers: truepoints: 10
The pain of surgical procedures could be so severe that much people were willing to die rather than have surgery.accept_blank_answers: truepoints: 10
In 1846, one of the hospital in Boston gave ether to a patient before he had surgery.accept_blank_answers: truepoints: 10
The patient, who had a large on his neck tumor, slept peacefully as doctors removed it.accept_blank_answers: truepoints: 10