单项选择题

A rhythmic effect is achieved when ______________.
A、there is the repetition of stressed and unstressed syllables
B、a music beats hardly
C、a poem is read aloud
D、a poem is adapted to a song

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You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instancE.At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance :SQL> shutdown immediate;What is the result of executing this command?（）A.The ASM instance is shut down, but the other instances are still running.B.It results in an error because other database instances are connected to it.C.All the instances, including the ASM instance, are shut down in the IMMEDIATE modE.D.HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE modE.
A.B.
C.
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于排便异常的描述不正确的是 A、粪便嵌塞是指老年人有排便冲动，直肠肛门疼痛，肛门处有少量液化的粪便渗出，但不能排出粪便; B、腹泻是指排便次数明显超过平日习惯的频率，粪质稀薄; C、排便失禁是指患者不自主地排出粪便; D、肠胀气是指排便次数减少，一周内排便次数少于2-3次，大便千结; E、以上都不对;
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