[单选题]下列哪一种分子不是由MHC基因编码A.HLA l类分子a链B.HLA l类分子β链C.HLAⅡ类分子a链D.HLAIl类分子β链E.补体C4
[单选题]胎粪为A.墨绿色,黏稠,无臭味B.金黄色,糊状,无臭味,2～4次／天C.淡黄色,成形,有臭味,1～2次／天D.褐色,半成形E.稀水奶瓣,蛋花汤样
[多选题]右侧腮腺肿瘤损伤面神经可出现 ( )A、左侧鼻唇沟消失B、右眼瞳孔对光反射消失C、右眼不能闭合D、右侧额纹消失E、口角歪向左侧
[单选题]某溶液中蛋白质的含量为50%,此溶液氮的百分浓度为:( )A、9.0%B、8.0%C、8.4%D、9.2%
[单选题]慢性支气管炎的基本病理不包括A、支气管黏液腺体增生、肥大、腺体增宽B、支气管壁纤维及软骨发育不全改变C、细支气管不完全阻塞改变D、肺纤维化改变E、黏膜炎性改变
[单选题]多重耐药细菌感染患者隔离的正确做法是A.限制患者的活动范围B.患者使用后的心电图机应清洗后方可给其他患者使用C.允许家属探视D.每周进行一次病室消毒E.为患者输液时只需戴手套
[单选题]凡能帮助和支持燃烧的物质,即能与可燃物发生氧化反应的物质称为( ).A.有机物B.助燃物C.无机物D.混合物
[填空题]( )主要是指出钢时加铁合金的脱氧产物和浇铁铸过程中钢与空气中氧的二次氧化产物.
[单选题]人类行为区别于动物行为的重要标志是A.先天遗传性B.独立性C.目的性D.随意性E.不可改变性
[单选题]保安员的权利与职责任务是相互联系又相互区别的关系,下列不属于保安员权利的是( ).A:开展安全检查和报警监控活动B:开展守护、巡逻活动C:登记出入境车辆和物品D:正当防卫与紧急避险
[多选题]推拿治疗梨状肌综合征关键有( )A、缓解梨状肌痉挛,解除对神经、血管的压迫B、加速血液循环,促进新陈代谢,消除局部无菌性炎症C、减少和预防粘连,扩张狭窄部D、改善局部组织的营养供应E、整复关节紊乱
[多选题]充填深龋的窝洞时,正确的隔湿方法为A、气枪吹B、吸唾器C、吸唾片D、橡皮障E、吸水棉卷
[单选题]上颌左右尖牙腭侧有下列哪两条神经吻合( )A.上齿槽神经和腭中神经B.鼻腭神经和腭中神经C.腭前神经和腭后神经D.腭中神经和腭后神经E.腭前神经和鼻腭神经
[单选题]_________是计算机染上病毒的特征之一A.机箱开始发霉B.计算机的灰尘很多C.文件长度增长D.螺丝钉松动
[单选题]患者男,27岁.6缺失拟行567PFM桥修复,常规备牙取模制作暂时桥并用ZOE安抚,PFM桥试戴时基牙较敏感,此时若要作永久性粘固,最适合选用的水门汀是A、氧化锌丁香酚水门汀B、磷酸锌水门汀C、聚羧酸锌水门汀D、氢氧化钙水门汀E、玻璃离子水门汀
[判断题]汉字是记录语言的书写符号系统,是最重要的辅助性交际工具.( )
[单选题](T17)A.SEE THE WORLDB.ALIEN TOC.AT RANDOMD.LIVE IN A.RESIDENTS IN THESE COMMUNITIES WERE PHONED(T13)______AND ASKED THE SAME QUESTIONSB.WHY THE STANDARD TEMPLATES OF THE NEWSROOM SEEM(T14)______MANY READERSC.JOURNALISTS ARE MORE LIKELY TO(T15)______UPSCALE NEIGHBORHOODSD.MOST JOURNALISTS LEARN TO(T16)______THROUGH A SET OF STANDARD TEMPLATES BUT THE SOURCES OF DISTRUST GO WAY DEEPER.(T17)______(PATTERNS) INTO WHICHTHEY PLUG EACH DAYS EVENTS.IN OTHER WORDS, THERE IS A CONVENTIONAL STORY LINE IN THE NEWSROOM CULTURE THAT PROVIDES A BACKBONE AND A READY-MADE NARRATIVE STRUCTURE FOR OTHERWISE CONFUSING NEWS. THERE EXISTS A SOCIAL AND CULTURAL DISCONNECT BETWEEN JOURNALISTS AND THEIR READERS, WHICH HELPS EXPLAIN(T18)______.IN A RECENT SURVEY, QUESTIONNAIRES WERE SENT TO REPORTERS IN FIVE MIDDLE-SIZE CITIES AROUND THE COUNTRY, PLUS ONE LARGE METROPOLITAN ARE-A.THEN(T19)______. REPLIES SHOW THAT COMPARED WITH OTHER AMERICANS,(T20)______,HAVE MAIDS,OWN MERCEDESES, AND TRADE STOCKS, AND THEYRE LESS LIKELY TO GO TO CHURCH, DO VOLUNTEER WORK, OR PUT DOWN ROOTS IN A COMMUNITY.
[单选题]鼻唇囊肿( )A.位于上颌侧切与牙尖牙之间B.切牙管内C.位于切牙孔之后,腭中缝的任何部位D.位于上唇底和鼻前庭内E.均不是
[单选题]By the first sentence of Excerpt 3 the author means that______.A.he is fairly familiar with the cost of advertisingB.everybody knows well that advertising is money consumingC.advertising costs money like everything elseD.it is worthwhile to spend money on advertising
[单选题]细菌性肺炎抗生素应用一般用至A.体温正常后3～5天,肺部体征基本消失B.体温正常后5～7天,肺部体征基本消失C.体温正常后7～10天,肺部体征基本消失D.体温正常后10～14天,肺部体征基本消失E.体温正常后14～16天,肺部体征基本消失
[多选题]压力容器运行中,操作人员应检查( )等是否失灵.A、安全附件B、减压装置C、联锁保护装置