文档中含有该单元全部六套试卷答案。
26. ______________________
正确答案： B
27. ______________________
正确答案： G
28. ______________________
正确答案： E
29. ______________________
正确答案： C
30. ______________________
正确答案： H
Section B
Directions: There are several passages in this section. Each passage is followed by some questions or unfinished statements. For each of them there are four choices marked A), B), C) and
D). You should decide on the best choice.
Passage One
Questions 31 to 35 are based on the following passage.
In the villages of the English countryside there are still people who remember the good old days when no one bothered to lock their doors. There simply wasn’t any crime to worry about.
Amazingly, these happy times appear still to be with us in the world’s biggest community. A new study by Dan Farmer, a gifted programmer, using an automated investigative program of his own called SATAN, shows that the owners of well over half of all World Wide Web sites have set up homes without fitting locks to their doors.
SATAN can try out a variety of well-known hacking (黑客的) tricks on an Internet site without actually breaking in. Farmer has made the program publicly available, amid much criticism. A person with evil intent could use it to hunt down sites that are easy to burgle (闯