When deeply lost in thought, _______ he

大脑后动脉闭塞综合征（）

A.主干闭塞可出现对侧偏瘫、偏身感觉障碍和同向性偏盲，可伴有双眼向病灶侧凝视，不同程度的意识障碍

B.近段闭塞时由于前交通动脉的代偿可无症状，远端闭塞时对侧偏瘫；主侧半球病变可有失语，可伴尿失禁以及对侧强握反射等；双侧大脑前动脉闭塞，可出现淡漠、欣快等精神症状

C.主干闭塞表现为对侧偏盲、偏瘫及偏身感觉障碍，丘脑综合征；优势半球受累伴有失读；双侧闭塞导致皮质盲，面容失认症；深穿支闭塞出现红核丘脑综合征

D.中脑支闭塞致Weber综合征、Benedikt综合征；脑桥支闭塞致Millard-Gubler综合征、Foville综合征；小脑梗死可出现眩晕、呕吐、眼球震颤、共济失调、脑干受压及颅内压增高症状；双侧大脑后动脉和小脑上动脉闭塞致基底动脉尖综合征

E.延髓背外侧综合征，即Wallenberg综合征

若结点的存储地址与其关键字之间存在某种映射关系，则称这种存储结构为______ 。

A．顺序存储结构

B．链式存储结构

C．索引存储结构

D．散列存储结构

Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an (56) from a friend who asks you to open it. This is what happens with Melissa and several other similar Email (57) . Upon running, such worms usually proceed to send themselves out to Email addresses from the victim’s address book, previous Emails, Web pages (58)
As administrators seek to block dangerous Email attachments through the recognition of well-known (59) , virus writers use other extensions to circumvent such protection. Executable (.exe) files are renamed to .bat and .cmd plus a whole list of other extensions and will still run and successfully infect target users.
Frequently, hackers try to penetrate networks by sending an attachment that looks like a flash movie, which, while displaying some cute animation, simultaneously runs commands in the background to steal your passwords and give the (60) access to your network.

A．virtual

B．virus

C．worms

D．bacteria

国有企业小金库表现形式主要有（）。

A.转移资产

B.隐匿收入

C.虚列支出

D.做假账

患者，男，37岁。右侧大腿突然拘挛不适，跛行，伴恶寒发热，纳呆倦怠。患侧大腿略内收，不能伸直，妨碍行走。诊断应是（）

A.环跳疽

B.流痰

C.流注

D.历节风

E.附骨疽