在请求分页系统中，LRU算法是指( )。A．近期被访问次数最少的页被优先淘汰 B．

Today’’s lecture we’’ll center on the prehistoric people of Nevada Desert. Now most of these prehistoric desert people (36)______the countryside throughout the year. You might think that they’’re wandering aimlessly. Far from it, they actually followed the (37)______of carefully planned moves. Where they moved depended on where food was (38)______. Places where plants were ripening or fish were (39)______. Now often when these people moved, they carried all their (40)______on their backs. But if the journey was long, extra food and tools were sometimes stored in caves or (41)______rocks. One of these caves is now an exciting (42)______ site. Beyond its small opening is a huge underground (43)______. Even though the cave is very large. It was certainly too dark and dusty for the travelers to (44)____________. But it was a great place to (45)____________. And tremendous amounts of food supplies and artifacts have been found there.The food includes dried fish, seeds and nuts. The artifacts include stone spear points and (46)____________. The spear points are actually rather small. Here is a picture of some that were found. You can see their size in relation to the hands holding them.

阅读下面这首诗，回答问题。

　　[注]①此诗作于至德三年（758）作者因事由苏州长洲尉被贬潘州（今广东茂名市）南巴尉之时。

（1）诗歌颔联运用了什么表达技巧？表达怎样的思想感情？请作简要分析。

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（2）诗歌尾联运用了什么典故？有什么作用？请你作简要分析。

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在汇总记账凭证核算形式下，对于平时所编的转账凭证上的科目对应关系应保持( )。

A．一借二贷

B．一借多贷

C．多借多贷

D．一借一贷或多借一贷

分离性节段型感觉障碍其病变位于（）

A.脊髓前索

B.脊髓后索

C.脊髓侧角

D.内囊

E.脊髓后角

下列哪项不是临床死亡期的特征

A．呼吸停止
B．心跳停止
C．延髓处于深度抑制状态
D．各种反射消失
E．组织细胞新陈代谢停止