A. began to think of becoming a writer at Harvard B. had always been successful in his writing career C. went to Harvard to learn to write plays D. worked as a newspaper man before becoming a writer 参考答案:A 答案解析:[解析] 文中第二段第三行，．．．I was a member of a course in play writing．．．，故选项 C不正确；文章第二段第四行，I wrote several lit
第37题: [单项选择]患者男，41岁，平常身体健康，无诱因突然出现大量呕鲜血、黑粪，并迅速出现出血性休克，立即输血并反复用去甲肾上腺素氯化钠溶液洗胃，6h后胃管内胃液变清亮。对患者行急诊胃镜检查，但未发现明显异常，12h后再次出现大量呕血、黑粪，并再次出现出血性休克，患者起病以来，无发热、无黄疸、无腹痛、无胸痛和咳嗽。该患者最可能的一个诊断为（） A. 活动性消化性溃疡出血 B. Dieulafoy病出血 C. 胃癌出血 D. 胆道出血 E. 鼻咽部出血 参考答案:B
