题目内容

Directions: In this section, you will hear 10 short pieces of news from BBC or VOA. After each news item and question, there will be a pause. During the pause, you must read the three choices marked A, B and C, and decide which is the best answer.

A. He is expected to relax himself.
B. He is expected to control the inflation.
C. He is expected to ease banking restrictions.

查看答案

搜索结果不匹配？点我反馈

更多问题

Directions: In this section, you will hear 7 short conversations. At the end of each conversation, a question will be asked about what was said. Both the conversation and the question will be read only once. After each question, there will be a pause. During the pause, you must read the four choices marked A, B, C and D, and decide which is the best answer.

A. They are rewarding.
B. They are boring.
C. They are entertaining.
D. They are time-consuming.

女性，孕1个月，恶心、呕吐伴乏力2周，皮肤黄染进行性加重6天，行为异常1天入院。查体：血压107/65mmHg，体温37℃，行为异常，应答尚正确，但吐词不清且缓慢，皮肤多处淤血、瘀斑，皮肤黏膜重度黄染，扑翼样震颤阳性，移动性浊音阳性，双下肢水肿。丙氨酸转氨酶267U/L，总胆红素265μmol/L，凝血酶原时间26秒(对照12秒)。有关患者腹水形成的原因，哪项错误

A. 肝细胞合成白蛋白减少
B. 门静脉高压
C. 肝淋巴液生成增多
D. 继发性醛固酮升高
E. 低钠血症

女性，28岁，孕3周，发热起病，乏力纳差伴腹胀、黄染进行性加重8天入院。查体：体温37.7℃，全身皮肤黏膜重度黄染，可见散在皮下出血点和瘀斑，腹隆，移动性浊音阳性，肝界缩小，肠呜音消失，双下肢水肿。既往无病毒性肝炎病史。肝炎病毒学示HEV-IgM(+)。肝功能示：总胆红素467μmol/L，直接胆红素195μmol/L，ALT111U/L，AST265U/L，白蛋白26g/L，PT47.9s。对该患者实施人工肝治疗，对于人工肝支持系统，下列哪一项错误

A. 人工肝支持可清除部分有害物质，补充必要物质
B. 人工肝支持可改善内环境，暂时替代衰竭肝脏部分功能
C. 人工肝可替代肝所有功能
D. 人工肝支持目标为肝细胞再生及肝功能恢复创造条件或等待机会进行肝移植
E. 人工肝支持系统包括非生物、生物型和组合型三种

女性，28岁，孕3周，发热起病，乏力纳差伴腹胀、黄染进行性加重8天入院。查体：体温37.7℃，全身皮肤黏膜重度黄染，可见散在皮下出血点和瘀斑，腹隆，移动性浊音阳性，肝界缩小，肠呜音消失，双下肢水肿。既往无病毒性肝炎病史。肝炎病毒学示HEV-IgM(+)。肝功能示：总胆红素467μmol/L，直接胆红素195μmol/L，ALT111U/L，AST265U/L，白蛋白26g/L，PT47.9s。有关患者发病免疫机制，下列何项描述最正确

A. 该患者以免疫发病机制为主导
B. 经细胞免疫病理反应致肝细胞损害为主
C. 体液免疫病理反应亦可致肝细胞损害
D. 免疫机制致肝细胞死亡包括凋亡和坏死
E. 以上都是