题目内容

下列属于显影液的主要成分的是

A. 氯化银
B. 对苯二酚
C. 碳酸钠
D. 氯化钠
E. 氢氧化钾

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肢端肥大症患者应摄取的最佳体位是

A. 双手正位
B. 双足正位
C. 头颅正位
D. 蝶鞍侧位
E. 双膝正位

When the author says that "the results of the protests and other tactics have been mixed" (in Para. 3), he means the protest and other tactics ______.

A. have produced desired effects
B. almost amounted to nothing
C. have some influence on the public
D. have proved to be too radical

What does the passage mainly discuss

A. How parasites reproduce.
B. How organisms react to invaders.
C. How antibiotics work to cure disease.
D. How the immune system of vertebrates developed.

一台主机要解析WWW.abc.edu.cn的IP地址,如果这台主机配置的域名月盼器为201668,因特网顶级域名服务器为6,而存储WWW.abc.edu.cn与其IP地址对应关系的域名服务器为20110,那么这台主机解析该域名通常首先查询()

A. 202.120.66.68域名服务器
B. 11.2.8.6域名服务器
C. 202.113.16.10域名服务器
D. 不能确定,可以从这3个域名服务器中任选一个

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