B) there simply wasnt any crime to worry about 照抄原句 直接排除
C) many sites are not well-protected
D) hackers try out tricks on an Internet site without actually breaking in 偏离定位句子,偷梁换柱。
破解思路:答案推理需结合已通读部分和文章主线。
对比喻的理解,找出本体和寓体,然后对照寓体的性质判断本体的性质。千万不能直接选择字面意思!
22. SATAN, a program designed by Dan Farmer can be used ____________.
A) to investigate the security of Internet sites
B) to improve the security of the Internet system
C) to prevent hackers from breaking into websites
D) to download useful programs and information
对原文内容进行两次定位,答案是对两处信息的概括 investigative和... try out...
23. Farmers program has been criticized by the public because .
A) it causes damage to Net browsers
B) it can break into Internet sites
C) it can be used to cause disorder on all sites
D) it can be used by people with evil intent
publicly 勉强算作一个定位提示,criticism 是关键。问题设置常见方式:同义替换。
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