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【单选题】
儿茶酚胺对狗血压作用的实验表明哪种激素对α受体和β受体的作用都很强？A.
肾上腺素
B.
去甲肾上腺素
C.
肾上腺素
D.
多巴胺
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反馈参考答案：
举一反三
【单选题】What was Mrs Bates calling for?
A.
To ask why the laundry hadn't sent the clothes back.
B.
To ask where the housekeeper had put her clothes.
C.
To ask if the laundry had sent the clothes back.
D.
To ask if her clothes were ready.
【单选题】What can you learn from the conversation?
A.
Mrs Bates was a very careless person.
B.
Mrs Bates was forgetful.
C.
The housekeeper was efficient.
D.
The laundry was not efficient enough.
【单选题】查看交换机当前配置的命令是()
A.
show vlan
B.
show version
C.
show running-config
D.
show spanning-tree
【判断题】周文化对后世的影响 1.伦理道德精神成为中国文化精神中的主流; 2.儒家文化继承的就是周的礼乐文化; 3.“ 天命靡常,唯德是辅”、“敬天保民”形成后世的德治主义、民本主义、忧患意识 。
A.
正确
B.
错误
【简答题】查看交换机当前配置的命令是什么?
【单选题】查看交换机上当前配置的命令是?
A.
show startup-config
B.
show running-config
C.
show flash
D.
show nvram
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