第16题: [单项选择]{{B}}Passage One{{/B}}
{{B}}Questions 26 to 29 are based on the passage you’ve just heard.{{/B}} A. Because they have to. B. Because they want to. C. Because their children want them to. D. Because they don’t know how to spend their spare time. 参考答案:B 答案解析:[听力原文]
What is the reason for senior citizens attending college
第19题: [单项选择]下列哪种疾病常引起空腹疼痛()。 A. 胰腺炎 B. 胃溃疡 C. 胆囊炎 D. 慢性胃炎 E. 十二指肠溃疡 参考答案:E 答案解析:十二指肠溃疡疼痛的特点是节律性、周期性和长期性。较局限的上腹痛常发生在胃排空之后,尤以上午10~11时,下午3~4时和晚上10~11时左右腹痛较明显,有时凌晨1~2时还会把患者痛醒,这是因为此时胃酸分