题目内容

WHO下设三个机构世界卫生大会、执行委员会和秘书处。其中世界卫生大会是最高权力机构,由会员国代表组成,()召开一次年会,讨论并通过有关政策、计划及年度预算。每年的()为世界卫生日。

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照明消防车灯具达到稳定发光状态需()min。

A. 5
B. 4
C. 3
D. 1

ou executed the command to create a password file in the database server: $ orapwd file=orapworcl entries=5 ignorecase=N Which statement describes the purpose of the above password file()

A. It records usernames and passwords of users when granted the DBA role.
B. It contains usernames and passwords of users for whom auditing is enabled.
C. It is used by Oracle to authenticate users for remote database administration.
D. It records usernames and passwords of all users when they are added to OSDBA or OSOPER operating system groups.

贾平凹在《秦腔》中,写秦腔是关中农人大苦中的大乐,和()、()、大叶卷烟、()共同构成他们生命中的五大元素。

苍蝇有什么危害?

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