What should the woman do A. Call her sister back. B. Wait for her sister’s call. C. Go home to meet her sister 参考答案:B 答案解析:[听力原文] M: Rita, your sister just called. F: Should I call her back M: No, she’ll call you
第28题: [单项选择]25岁,男性,近1周间断便鲜红血,伴肛门部坠胀感,首先应选() A. 大便潜血检查 B. 直肠指诊 C. 乙状结肠镜检查 D. 纤维结肠镜检查 E. 血常规 参考答案:B 答案解析:便血呈鲜红色,常为痔出血,直肠指诊即可明确,同时可排除直肠肿瘤及息肉等病变。直肠指诊简单、方便,应首选。