网页病毒（又称网页恶意代码）是利用网页来进行破坏的病毒，它是使用一些SCRIPT语言
题型：单项选择题
问题：
网页病毒（又称网页恶意代码）是利用网页来进行破坏的病毒，它是使用一些SCRIPT语言编写的恶意代码。攻击者通常利用（）植入网页病毒。
A、拒绝服务攻击
B、口令攻击
C、平台漏洞
D、U盘工具
题型：单项选择题
One day an old man is selling a big elephant. A young man 
comes to the elephant and begins to look at it slowly. The old man goes up to him and says in his ear, “ Don’t say anything about the elephant befor
e I sell it. Then I will give you twenty dollars.”“All right,” says the young man. After the old man sells the elephant, he gives the young man twenty dollars and says, “ Now, can you tell me how you found the elephant’s bad ears?”“ I didn’t find the bad ears,” says the young man. “ Then why are you looking at the elephant slowly?” asks the old man. The young man answers, “Because I have
never seen an elephant before, and I want to know what it looks like.”
( )1. ______ the elephant.
A. The young man sells B. The old man sells
C. The two men sell D. The old man buys
( )2. The young man is looking at the elephant slowly. He wants to find out _______.
A. which foot of the elephant is bad B. how heavy it is
C. which ear of the elephant is bad D. what it looks like
( )3. The young man _______.
A. knows the elephant has bad ears B. wants to buy the elephant
C. looks after the elephant D. gets some money from the old man
( )4. The young man _______.
A. is not interested in elephants B. knows what an elephant looks like
C. has seen some elephants before
D. has never seen an elephant before
( )5. Hearing what the young man said, the old man will probably(可能) be ______
A. angry B. happy C. dangerous D. 
hungry
