【判断题】The body part usually presents the most essential elements telling 5W’s &the H of the story, which outlines the theme of the story in the very first sentence.
【单选题】A 60-year-old man presents with epigastric pain after meals, with some nausea and vomiting. A burning sensation in the midepigastrium is relieved by antacids and H2 antagonists. Upper endoscopy demons...