第4题: [单项选择]He worked ______ at his task for weeks before he felt satisfied that the results would justify his long effort. A. occasionally B. regularly C. patiently D. assiduously 参考答案:D 答案解析:(assiduously坚持不懈地,刻苦地)。句意为:他连续好几个星期坚持不懈地执行任务才觉得满意,因为结果表明他长时间的努力是值得的。A.occasionally偶尔;B. regularly定期地
第5题: [单项选择]对失神性发作疗效最好 A. 苯妥英钠 B. 地西泮 C. 苯巴比妥 D. 丙戊酸钠 E. 卡马西平 参考答案:D
患儿经多项检查确诊为法洛四联症。半年后有不规则发热,近3周来有头痛,呕吐,右侧上下肢活动欠灵活,又来门诊。体格检查心脏体征如前,咽部充血,右侧上下肢肌力低,肌张力高,右侧巴氏征阳性。外周血白细胞18×10/L,多核0.86,淋巴0.14。诊断考虑为合并( ) A. 脑栓塞 B. 脑脓肿 C. 支气管肺炎 D. 败血症 E. 感染性心内膜炎 参考答案:B