Immediately he sat down, he fell asleep． [ ] A． that B． / C． as D． since 题目和参考答案——青夏教育精英家教网—

题目内容

Immediately ________ he sat down, he fell asleep．

[　　]

A．

that

B．

C．

D．

since

答案：B
解析：

根据句意，应为“他一坐下来，就睡着了”。此时，“Immediately”意为as soon as“一……就……”。

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　　E-mail systems at thousands of companies and government offices around the world were attacked by a virus called“Mellissa”that disguises itself as“important message”from a friend．

　　Even though there was a weekend warning, more than 50,000 companies at about 100 places around the world have been attacked by the virus, computer experts said on Monday．

　　The virus began to show up last Friday and spread rapidly the next first workday by making computers send off dozens of e-mails containing the virus．Although the virus had no long-lasting damage to a computer, its effects were far-reaching．

　　Michael Vatis, a senior US official said military and government computers were damaged, along with thousands of the other institutions systems．

　　The body of e-mail message says,“here is what you ask for---”once the user opens it, the virus digs into the users address book and sends out messages to the first 50 address．The reason why the virus spreads so rapidly is that you're getting it from people you know and trust．So anyone who gets an unexpected e-mail with the“Important Message”subject line is advised not to open it and to delete it immediatel．

(1)

After reading the article we know that the virus attacked thousands of computers on ________．
[　　]
A．	Monday
B．	Saturday
C．	Friday
D．	the first day of the month

(2)

The virus spreads rapidly because ________．
[　　]
A．	it makes computers work without stop
B．	it carries a word“Important Message”
C．	it digs into the users address book and sends out messages to the first 50 addresses
D．	it attacks military and government offices．

(3)

The underlined word“disguises”in the first paragraph means ________．
[　　]
A．	discover
B．	cover
C．	paint
D．	notice

(4)

Which of the following is TRUE according to the passage?
[　　]
A．	The computer attacked by the virus won't work properly．
B．	Thousands of computers were attacked by the virus one by one．
C．	The“Important Message”carries important message from a friend
D．	Any computer with an e-mail system will be attacked by the virus．

(5)

Which of the following is the best title for this article?
[　　]
A．	Stop Using Your Computers
B．	“Important Message”Is A Virus
C．	Message From Friends Contains Virus
D．	Virus Strikes Hard And Fast

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