Melissa and LoveLetter made use of the tru_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

Melissa and LoveLetter made use of the trust that exists between friends or colleagues. Imagine receiving an (6) from a friend who asks you to open it. This is what happens with Melissa and several other similar email (7) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (8) .

As administrators seek to block dangerous email attachments through the recognition of well-known (9) , 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 (10) access to your network.

（6）是（）

A.attachment

B.packet

C.datagram

D.message

答案

参考答案：A

判断题

双胞胎的性别一定相同。 [ ]

完形填空

完形填空（共20小题，每小题1分，满分20分）
I was on a bus one March evening. The driver didn’t   1  to start the bus soon because it was not yet   2 . A middle-aged woman got on. Tired and sad, she told her story    3 , not to anyone in particular. On her way to the station, half of her   4  was stolen. The other half was hidden under her blouse, so she   5  still had some left. A few minutes later, she stopped crying, but still looked   6  .
When all the seats were taken, the driver started the engine. The conductor began to collect fares. When she came to an old man in worn-out clothes, he   7  that he had spent all his money when he had accidentally got on a wrong bus and now he was trying to go home. On hearing this, she ordered the old man to   8 the bus. The old man was almost in tears as he   9 her to let him take the bus home. The driver took the conductor’s side and repeated the conductor’s   10 .
The woman was watching the incident. 11 the driver and the conductor raised their voices at the old man, she interfered (干预).
“Stop   12  him! Can’t you see he’s only trying to get home?”
“He doesn’t have any money!” the driver   13  .
“Well, that’s no   14  to throw him off the bus,” she insisted.
Then she reached inside her blouse, took out her   15  money, and handed it to the conductor. “Here’s his fare and mine. Just stop giving him a   16  time.”
All heads turned to the woman. “It’s only money,” she shrugged（耸肩）. She rode the rest of the way home   17  a happy smile, with the money she’d lost earlier   18  .
On the road of life, the help of strangers can   19  our loads and lift our spirits. How much sweeter the   20  will be when we make it a little smoother for others!

A．unsatisfied

C．complaining