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炉腹冷却壁漏水进入炉内，将吸收炉内热量，并引起炉墙（）。

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A Cisco router has been configured, and the copy running-config startup-config command has been issued. When the router is power cycled, the router prompts with: "Would you like to enter the initial configuration dialog? [yes/no]" Why has this occurred?（）

A. There is an error in the router DRA
B. Te IOS image is corrupt.
C. The configuration register is set to 0x2142.
D. The TFTP server that contains the router configuration file is unreachable.
E. A boot system configuration command has placed the router into setup mode.

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作业研究

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按照民俗的内容划分，民俗可分为（）

A. 经济民俗
B. 游艺民俗
C. 信仰民俗
D. 物质民俗
E. 社会民俗

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简述疫疠的概念和致病特点。

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