皮皮学,免费搜题
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搜题
【单选题】
糖尿病酮症酸中毒宜选用
A.
胰岛素
B.
格列苯脲
C.
二甲双胍
D.
阿卡波糖
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皮皮学刷刷变学霸
举一反三
【判断题】基团O=C一H的v(C一H)出现在2720cm-1( )
A.
正确
B.
错误
【单选题】Directions: This section is totest your ability to understand short conversations. There are 2 recordedconversations in it. After each conversation, there are some recordedquestions. Both the conversa...
A.
To his hometown
B.
To the beach
C.
To his university.
D.
To the hospital.
【单选题】Directions: In this section,you will hear three news reports. At the end of each news report,you will hear two or three questions. Both the news report and the questions will be spoken only once.After...
A.
1. A) There are some coffee drinkers around the world.
B.
B) Drinking coffee helps people live longer.
C.
C) People have different coffee drinking habits.
D.
D) Coffee can protect against all diseases.
【单选题】有关冲动型人格障碍的描述,不正确的是
A.
情绪不稳,易与他人发生争执和冲突,冲动后对自己的行为毫无悔意
B.
做事往往事先没有计划或不能预见可能发生什么事情
C.
情感暴发时,对他人可有暴力攻击,对自己可有自杀、自伤行为
D.
间歇期正常
E.
男性明显多于女性
【判断题】基团O=C-H的v(C-H)出现在2720cm-1。( )
A.
正确
B.
错误
【简答题】某厂利用一种天然产物进行发酵,发现发酵液中含有U、V、W、X等多种化合物。已知①U和W均可与银氨溶液反应,析出金属银,而且U是一种单糖。②V是单官能团化合物,其碳原子数和X相同。V在浓硫酸作用下经加热得Y,Y可以使溴水褪色。③V经催化氧化可生成W。④V和X在少量浓硫酸作用下经加热可以得到Z。⑤X的组成为C∶40%;H∶6.7%;O∶53.3%。X含有一个羧基,450mgX与0.20mol/L的Na...
【单选题】急性器质性脑病综合征
A.
临床症状变化大,以情绪和行为异常为主
B.
病程较长,有循环发作趋势
C.
病程短暂,与突发创伤性事件关系密切
D.
持续警觉,回避
E.
常见丰富的幻觉,尤其幻视,意识障碍波动
【判断题】基团O-C--H 的v(C H) 出现在2720cm
A.
正确
B.
错误
【单选题】Part II (3*10=30%) Directions: In this section, you will hear 3 short passages. Each passage will be spoken TWICE. At the end of each passage, there will be a pause. During the pause you must read the...
A.
near a college
B.
near a bus stop
C.
near a hospital
D.
near a railway station
【单选题】关于引导线的说法,不正确的是( )
A.
引导动画中可以实现某对象沿曲线路径动画
B.
至少应包含两个图层,并且引导层置于上方
C.
引导层中存放运动路径,被引导层中存放运动对象
D.
引导线动画中只可以实现某对象沿直线路径运动
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