第4题: [单项选择]X线胸片诊断为慢性肺源性心脏病的主要依据,下列不正确的是() A. 可有明显肺气肿或慢性肺部感染征象 B. 右心室增大 C. 肺动脉段突出,其高度大于等于3mm D. 右下肺动脉干横径大于等于15mm E. 右下肺动脉干横径与气管横径之比大于等于1.07 参考答案:C 答案解析:慢性肺源性心脏病的X线诊断标准。慢性肺源性心脏病的X线检查可见,肺动脉高压征:右下肺动脉扩张,其横径大于等于15mm,其横径与气管之比大于等于1.07,肺动脉段明显突出或高度大于等于3mm,右心室肥大
第5题:[多选题]根据重大火灾隐患判定准则要求,下列哪些隐患可被判定为重大隐患( ) A. 人员密集场所的居住场所采用彩钢夹芯板搭建,且彩钢夹芯板芯材的燃烧性能等级低于GB8624规定的A级 B. 消防电梯无法正常运行 C. 消防控制室操作人员未持证 D. 消防车道被堵塞或占用 E. 防火门为甲级防火门 参考答案:ABCD
第9题: [单项选择]下列叙述中,不属于数据库系统的是 A. 数据库 B. 数据库管理系统 C. 数据库管理员 D. 数据库应用系统 参考答案:B 答案解析:【命题目的】本题考查数据库系统的基础知识――数据库系统的组成部分。 【解题要点】数据库系统(Database System,简称DBS)由如下几部分组成,即数据库、数据库管理系统、数据库管理员、
第17题: [单项选择]同某,男,54岁。1985年7月20日初诊。主诉:左半身活动不灵伴言语不清17天。病史:7月3日在田间劳动中,突感左半身麻木,随之不能活动,跌倒在地,说话不清,急诊入院。治疗后病情好转。但仍左半身麻木,活动不灵,语言謇涩,神志清楚。平时常有头晕目眩。检查:血压150/90毫米汞柱。舌质暗,苔白腻,脉弦滑。CT检查示:脑血栓形成。该病首选方药是:() A. 大秦艽汤 B. 镇肝熄风汤 C. 星蒌承气汤 D. 化痰通络汤 E. 以上都不是 参考答案:B
第18题: [单项选择]This room had but a single window,______were kept closed when it was not in use. A. which its shutters B. its shutters of which C. the shutters of which D. which shutters 参考答案:C 答案解析:[考查点] 非限制性定语从句
[句意] 这间房就一个窗子,不住人的时候它的百叶窗都是关着的。
[解析] 非限制性定语从句通常是补充说明先行词的内容,本题中先行词为window,后面定语从句
第21题: [单项选择]All the students ______ John went to the park on Sunday. He was ill. A. besides B. except C. with D. without 参考答案:B 答案解析:[精解] 本题考查连词。besides意为“除了……(以外)还”,包含在所属范围内;except意为“除……之外,除了……”。句意为“约翰病了,没能去公园。”因此答案选B。
第26题: [单项选择]听证程序的说法中,错误的是()。 A. 听证一律公开举行 B. 当事人可以亲自参加听证,也可以委托一至二人代理 C. 行政机关应当在听证的七日前,通知当事人举行听证的时间、地点 D. 听证由行政机关指定的非本案调查人员主持;当事人认为主持人与本案有直接利害关系,有权申请回避 参考答案:A 答案解析:
参考答案:Alchemy was studied widely in Europe during the twelfth and following centuries,and attracted the attention of many learned men.Though they were doomed to fail in their attempts to make gold,their work led to the growth of a great deal of new chemical knowledge and of methods of making experiments.Many of the later European alchemists, however,were complete frauds who preyed upon trusting people by all sorts of tricks,and the subject fell into disrepute.By the first half of the sixteenth century,the aim of the alchemists had changed from the making of gold to the making of medicines.In particular they sought a fanciful substance called“the elixir of life",a powerful medicine which was to cure all ills,and which some people thought would turn out to be the same substance as the philosopher’s stone".This phase of chemistry lasted till about 1700.