2. 外语
  3. Spam messages are increasing rapidly and are soon expected to make up about half of all email messages. Using【70】______methods,

Spam messages are increasing rapidly and are soon expected to make up about half of all email messages. Using【70】______methods,

admin2019-07-19  79
问题     Spam messages are increasing rapidly and are soon expected to make up about half of all email messages. Using【70】______methods, spammers can send millions of emails with the click of a button. Anti-spammers struggle to keep up with their tactics, using trained technicians and software filters to minimise spam. Internet service【71】______are leading the fight against spam, which costs them and their customers billions of dollars each year. Anti-spam technicians watch the flow of email on the Internet, keeping an eve out for mass mailings. However, spammers are hard to track, since they can easily【72】______in the web of technology. Some small companies are trying to fight spam by collecting the email addresses of spam senders and publicizing them. Individuals can slow spam too, by【73】______chat groups, choosing a longer email address, and keeping multiple accounts. Still, in the long run, it may take new【74】______ or stricter laws to stop spam. In the meantime, users will continue【75】______under huge quantities of spam.
选项
答案hide
解析 由原文中However，addresses are difficult to track and easy for spammers to hide．一句，可推知此处应填hide。
转载请注明原文地址:https://kaotiyun.com/show/M9fK777K
本试题收录于： A类竞赛（研究生）题库大学生英语竞赛（NECCS）分类
0

A类竞赛（研究生）

大学生英语竞赛（NECCS）

相关试题推荐
随机试题
最新回复(0)