Questions11 to 14 are based on the following dialogue between two old friends on their recent life. What does Dave work part time as?()
A cook
B. A waiter
C. A cleaner
D. A cashier
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On what day does this conversation take place?()
A. Sunday
B. M9nday
C. Friday
D. Saturday
TextThe American definition of success is largely one of acquiring wealth and a high material standard of living. It is not surprising, (1) , that Americans have valued education for its monetary value. The belief is widespread in the United States (2) the more schooling people have, the more money they will (3) when they leave school. The belief is strongest (4) the desirability of an undergraduate university degree, or a (5) degree such as medicine or law (6) the undergraduate degree. The money value of graduate degrees in (7) such as art, history, or philosophy is not (8) great.This belief in the monetary value of education is (9) by research outcomes on income. Ben Wattenberg, a social scientist, estimates that in the (10) of a lifetime a man (11) a college school diploma in 1972 could earn about $380,000 more than a man who (12) had a high school diploma. Perhaps this helps to explain survey (13) which showed that Americans who (14) they had lived their lives differently in some way regretted (15) of all that they did not get more education. The regret is (16) by those who have made (17) to the top and by those who have not. (18) a man like Douglas Fraser, the president of the United Auto Workers Union, a nationally known and successful leader, was (19) by regrets that he did not climb higher on the (20) ladder. 6()
A. concerning
B. following
C. finalizing
D. ensuring
病历摘要:患者男性,71岁,身高165cm,体重81kg,高血压,病史6年,长期服用尼群地平10mg 3/日及心得安10 mg 3/日降压治疗,血压控制在145-160/80-90 mmHg。18年前曾有反复哮喘发作史。烟龄20年,已戒烟18年。半个月来受凉后咳嗽咳痰迁延不愈,咳痰初为黄脓色,后转为白色泡沫痰。近5天来每晚11时左右出现胸闷气喘,在阳台呼吸新鲜空气并自行喷雾吸入一喷沙丁胺醇(舒喘灵),过30分钟后症状缓解,可重新入睡,但每晚气喘发作,连日来逐渐加重,遂住院进一步诊治。 下列药物哪些表述是正确的()
A. 沙丁胺醇:为选择性β[2.gif]受体激动剂,具有较强支气管扩张作用,吸入后,1-5分钟起效,1小时达高峰,持续作用4-6小时,可用治疗支气管哮喘及心源性哮喘
B. 硝普钠:强有力血管扩张剂,迅速降压,5分钟见效,可用于高血压危象及心力衰竭抢救。静滴过程中应避光,治疗心衰从25 μg/分开始,用药不宜超过72小时
C. 氨茶硷:具有松驰支气管平滑肌作用,用于支气管哮喘及急性心功能不全治疗。静注成人常用量每次0.25-0.5 g,日用量0.5-1 g。静滴过快或浓度过高可致心律失 常,血压剧降,谵安和惊厥。禁用于心绞痛,低血压及恶性室性心律失常者
D. 尼群地平:属二氢吡啶类钙拮抗剂,对血管作用比心肌者大,可用于冠心病及高血压治疗。也可用于心肌梗塞后降压及心力衰竭治疗
E. 西地兰:静脉推注5-30分钟起效,高峰1-2小时,临床用于急性和慢性心力衰竭,房颤及阵发性室上速。本品主要由肾脏排泄清除,所以尿毒症患者慎用以免药物蓄 积中毒。过量中毒可表现为消化道、心脏及神经系统三组异常症状
F. 吗啡:是阿片受体激动剂,具有镇痛、镇静、呼吸抑制,镇咳,可致使血压下降及颅压增高等作用;常用于创伤、术后、烧伤的镇痛,急性心梗止痛,心源性哮喘及 麻醉前给药;也可用于支气管哮喘,阻塞性肺源性心脏病,过量时不能用钠络酮对抗
G. 速尿(呋塞米):主要抑制髓袢升支髓质部和皮质部对CL[~-.gif]和Na[~+.gif]再吸收。静脉注射2-5分钟起作用,1-2小时最高峰,持续4-6小时;长期使用易产生耐药现象,可升 高血糖尿酸及引起低血钾
H. 克林霉素;抑制细菌蛋白质合成,对大多数革兰氏阳性菌和某些厌氧的革兰阴性菌有抗菌作用。主要用于厌氧引起腹腔和妇科感染,还用于敏感的革兰阳性菌引起的 肠道感染。本类药物与红霉素有拮抗作用,不可联合应用