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【单选题】
误切甲状旁腺发生抽搐立即用:
A.
口服乳酸钙
B.
静脉注射10%葡萄酸钙
C.
口服钙片
D.
维生素D2
E.
给予双氢速变固醇
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举一反三
【单选题】中国夏商周工艺美术的代表是( )。
A.
彩陶
B.
水墨画
C.
瓷器
D.
青铜器
【简答题】• Let's listen to the dialogue. Ø A: I met Tom Cruise in a pub last night. He bought me a drink. Ø B: ________ __1____________? • I've noticed that the other British people I work with are always ____...
【单选题】关于二极管,三极管下列说法错误的是
A.
CMOS属于二极管
B.
二极管正向施加适当的电压能导通,反向施加电压会截止
C.
反向电压超出一定的值会击穿二极管
D.
三极管的三极分别是B(基)极,E(发射)极和E(集电)极
【单选题】PM2.5是指大气中直径小于或等于2.5微米的颗粒物,也叫可入肺颗粒物,与肺癌、 哮喘等疾病的发生密切相关,是灰霾天气的主要原因,它主要来自化石燃料的燃烧(如机动车尾气、燃煤)等。2012年2月,国务院同意发布新修订的《环境空气质量标准》,增加了PM2.5监测指标。下列与PM2.5相关的说法不正确的是
A.
大力发展电动车,减少燃油汽车的尾气排放量
B.
开发利用各种新能源,减少对化石燃料的依赖
C.
其颗粒小,在大气中的停留时间长、输送距离远,因而对人体健康影响更大
D.
是形成沙尘暴天气的主要因素
【单选题】关于三极管,下列说法错误的是:()
A.
三极管能够起稳压作用
B.
三极管能够起开关作用
C.
三极管能够起电流放大作用
D.
三极管由两个PN结组成
【简答题】小题1:He noticed someone following him, and glanced round. He _______ _______ _______ a dark figure in the shadows. 小题2:The best love for someone is heartful care _______ _______ money 小题3:I was _______...
【简答题】“Don’t tread on me” could have been coined only by someone with a spread. (Paragraph 5) 2. The decline of manners has been widely lamented. (Paragraph 6) 3. I’ve also noticed an increase in the ranks ...
【简答题】I’ve often had difficulty remembering names. Proper nouns seldom found easy purchase in my brain unless I consciously repeat them over and over again. Needless to say, when people leave my life their ...
【单选题】以护士应该做什么,不应该做什么以及如何做才是道德的为具体形式的护理伦理学理( )。
A.
美德论
B.
义务论
C.
功利论
D.
效果论
【简答题】It's not a new phenomenon, but have you noticed how many nouns are being used as verbs? We all use them, often without noticing what we're doing. I was arranging to meet someone for dinner last week, ...
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