简述构成对计算机网络系统的主要安全威胁以及解决计算机网络安全的措施。

Although the electricity was cut off, the hospital continued to ________ normally.[      ]

A. conduct  

B. function

C. perform  

D. earn

下列关于升级后的如家家宾系统的功能描述不正确的是哪项（）？

A.客人信息储存到系统服务器数据库内

B.可输入姓名、卡号/手机号/证件号查询信息

C.客人登录如家官网自助兑换礼品

D.打印的报表有：《升级金卡确认表》、《积分兑换确认表》、《如家连锁酒店报表对账单》（《家宾俱乐部会员加盟登记表》）

此题要求改正所给短文中的错误。文中共有10处语言错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号（^），并在其下面写出该加的词。

删除：把多余的词作斜线（\）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1.每处错误及其修改均仅限一词。

2.只允许修改10处，多者（从第11处起）不计分。

Yesterday I had visited the Kings.It was my first to a Australian family.They live in a small town.It was kindly of them to meet me at the railway station or drive me to their home.The Kings did his best to make me feel at home.They offered me coffee and the other drinks.We have a good time talking and laughing together.They was eager to know something about China and asked me lots of question.In fact they are planning visit China next year.

为增强活血祛瘀药的功效，常与活血药配伍的药物是（）

A.温里药

B.理气药

C.解表药

D.泻下药

E.补虚药