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【单选题】
是指下列哪组中药
A.
三棱、
B.
三棱、莪术
C.
三棱、
D.
三棱炭、莪术
E.
三棱、莪术炭
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参考答案:
举一反三
【单选题】In paragraph 4, "occupation" can be replaced by____
A.
profession
B.
invasion
C.
nation
D.
investigation
【简答题】信号系统安全数据网有什么构成?
【简答题】案例: 曾智峰于2004年5月31日受聘入职腾讯公司,后被安排到公司安全中心负责系统监控工作。2005年3月初,曾智峰通过购买QQ号在淘宝网上与杨医男互相认识,二人合谋通过窃取他人QQ号出售获利。2005年3月至7月间,由杨医男将随机选定的他人的QQ号(主要为5、6位数的号码)通过互联网发给曾智峰。曾智峰本人并无查询QQ用户密码保护资料的权限,便私下破解了腾讯公司离职员工柳某使用过但尚未注销的“i...
【简答题】1)"I called for a pack of cards...so and so":I 1 a pack of cards and planned to stay 2 (alone/lonely)and 3 time by playing cards, but Mr.Kelada lost no time to 4 ( adv.) cut in to ask for his name . ...
【简答题】信号系统安全数据网有什么构成 ?
【简答题】(8分) 分类学习是化学学习中常用的方法,通过按一定标准分类研究,往往可以收到事半功倍的效果。 (1)我们在初中阶段将化合物简单分为氧化物、酸、碱、盐等。根据盐的组成里所含阴、阳离子的特点,可进一步将盐分类并称为某盐。例如,组成里含有碳酸根离子的盐称为碳酸盐,含有钾离子的盐称为钾盐,含有铵根离子的盐称为铵盐……。则CaCO 3 、Na 2 CO 3 、K 2 CO 3 等盐都属于 ;它们都能与稀盐...
【单选题】以下是燃烧器按空气的供给方法的分类,( )不属于此类。
A.
垂直式吸风燃烧器
B.
自然引风式燃烧器
C.
鼓风式燃烧器
D.
引射式燃烧器
【简答题】分类学习是化学学习中常用的方法,通过按一定标准分类研究,往往可以收到事半功倍的效果. (1)我们在初中阶段将化合物简单分为氧化物、酸、碱、盐等.根据盐的组成里所含阴、阳离子的特点,可进一步将盐分类并称为某盐.例如,组成里含有碳酸根离子的盐称为碳酸盐,含有钾离子的盐称为钾盐,含有铵根离子的盐称为铵盐….则CaCO 3 、Na 2 CO 3 、K 2 CO 3 等盐都属于______;它们都能与稀盐酸...
【多选题】1. Paragraph 1 2. Paragraph 2 3. Paragraph 3 4. Paragraph 4 5. Paragraph 5 6. Paragraph 6 7. Paragraph 7
A.
Her father taught his students how to write: for instance, to write a little every day, to read great books, and not to be afraid of making mistakes.
B.
Writing gave her father a reason to explore things and motivated him to look at life closely.
C.
In high school, she discovered that her classmates really liked stories about things that had happened when they were there.
D.
Because she had a different way of thinking about things, she started to believe that she could be a writer.
E.
Her father had made the choice to work at home and be a writer.
F.
Because she was nervous and shy, she learned to be funny and started writing.
G.
Her father wrote about major events and small episodes from daily life in a way that expressed the atmosphere or feeling of the place and time.
【单选题】人参含有皂苷、多糖和挥发油等多种化学成分,人参皂苷为人参的主要有效成分之一。《中国药典》以人参皂苷Rg、人参皂苷Re和人参皂苷Rb为指标成分进行质量控制。人参皂苷元的主要结构类型是()
A.
羊毛甾烷型
B.
呋甾烷型
C.
达玛烷型
D.
异螺旋甾烷型
E.
变形螺旋甾烷型
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