题目内容

环境污染对人体健康的远期危害有（）、（）、（）三致作用。

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You upgraded your database from pre-12c to a multitenant container database (CDB) containing pluggable databases (PDBs). Examine the query and its output: Which two tasks must you perform to add users with SYSBACKUP, SYSDG, and SYSKM privilege to the password file?（）

Assign the appropriate operating system groups to SYSBACKUP, SYSDG, SYSK
B. Grant SYSBACKUP, SYSDG, and SYSKM privileges to the intended users.
C. Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege and the FORCE argument set to No.
D. Re-create the password file with SYSBACKUP, SYSDG, and SYSKM privilege, and FORCE arguments set to Yes.
E. Re-create the password file in the Oracle Database 12c format.

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下列（）属于英美法系关于法律基本分类

A. 公法和私法
B. 联邦法和联邦成员法
C. 制定法和判例法
D. 普通法和衡平法

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This is the problem（）we have no good solution as yet.

A. to that
B. which
C. for which
D. to which

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下列符合我们对一些国家的总体印象的有（）。

A. 日本人总的特点是工作效率高、民族自尊心强、注重礼节
B. 英国人崇尚彬彬有礼、举止得当的绅士淑女风度，注重女士优先原则
C. 德国人勤劳、踏实，守纪律，时间观念很强
D. 美国人随和友善、举止大方、不拘礼节、自尊心强

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