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问题 选择题
_______ milk does your brother drink in the morning?

A. How many
B. How long
C. How often
D. How much
答案

答案：D

单项选择题

某男，56岁，突然心悸，气促，咯粉红色泡沫痰，血压195/90mmHg，心率135次/min。护士应首先备好下列哪组药物

A．西地兰，硝酸甘油，异丙肾上腺素

B．硝普钠，西地兰，速尿

C．毒K，硝普钠，心得安

D．胍乙啶，酚妥拉明，西地兰

E．硝酸甘油，西地兰，多巴胺
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单项选择题

The relational database model requires the data be (71) through programs that don’t rely on the position of the data in the database. This is in direct (72) to the other database mode, where the program has to follow a series of pointers to the data it seeks. A program (73) a relational database simply asks for the data it seeks; the DBMS performs the necessary searches and (74) the information. The (75) on how the search is done are specific to the DBMS and vary from product to product.

（75）处填（）。

A．details

B．documents

C．tails

D．tenants
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