"She" did all the following things EXCEPT
A. sending telegrams.
B. handing out stamps.
C. selling goods.
D. collecting money.
查看答案
Which of the following words can best describe "her" feelings？
Anguished.
B. Perplexed.
C. Desperate.
D. Stuffy.
The author wants to tell us that
A. alertness can best counter spam and criminals sending it.
B. technology can solve the problem of spam to a certain degree.
C. Internet users should have confidence in dealing with spam.
D. spam will in the end disappear from the Internet.
Which of the following contains a metaphor？
A. ...treats the Internet like a village.
B. ...the classic techniques of a con-man.
C. ...prey on the credulity of new arrivals.
D. ...be brusque with strangers.
We know from the passage that when we receive e-mails, we should
A. recognize the counterfeit websites.
B. watch out for malicious software.
C. be cautious of clicking the link attached.
D. take particularly care of social networks.
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