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【单选题】
下列关于TCP/IP网络编程说法不正确的是()。
A.
网络功能和显示功能应该分为独立的两个部分
B.
减少网络部分和显示部分的耦合度
C.
错误处理和正常的程序过程一样需要重视
D.
在实际的实现中,我们应该一步实现
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【单选题】在一般鉴别试验中,盐酸普鲁卡因溶液中加入稀盐酸、亚硝酸盐、碱性的 β- 萘酚溶液后产生猩红色沉淀 是因为 其发生 ( )
A.
Vitail 反应
B.
重氮化 - 偶合反应
C.
水解反应
D.
酯化反应
【单选题】Which department is Tracy working in?
A.
HR department
B.
IT department
C.
Production department
D.
Administration department
【简答题】盐酸普鲁卡因在_________性溶液中析出普鲁卡因沉淀
【简答题】Conversation1 1. Which department should the man go to? A. Medical department. B. Surgery department. C. Dental department. 2. Why can't the mall fill in his address? A. Because he has no local addres...
【简答题】Now listen to the conversation again and answer the following questions. 1. Which department is Li Ming in? 2. Where is Li Ming from? 3. Which department is Wang Ying in? 4. Where is Wang Ying from? 5...
【简答题】Mrs. Simpson is talking with a nurse at the registration office. Listen to the conversation and answer the following questions. Task 4.mp3: 1.Which department does Mrs. Simpson want to register with? ...
【单选题】盐酸普鲁卡因在稀盐酸中与亚硝酸钠反应后,加碱性β-萘酚试液生成
A.
白色沉淀
B.
橙红色沉淀
C.
红色溶液
D.
刺激性气体
E.
无色无味气体
【简答题】Watch the video clip and answer the following questions. u01p22.wmv 1. Which department has Alice reported to? The ____________ Department. 2. What did the CEO do before he joined the company? He was ...
【简答题】Which department is in charge of the developing of this plan? 2 .What is the the meaning of this plan to Chinese companies? 3 .How would Chinese people react to the development of this plan? 4 .What k...
【单选题】盐酸昔鲁卡因在碱性溶液中的水解产物加盐酸酸化后,产生的白色沉淀是
A.
普鲁卡因
B.
对氨基苯甲酸
C.
对氨基水杨酸
D.
水杨酸
E.
对氨基酚
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