[单项选择]Passage Five Concern about individual privacy on the Internet has been rising. E-commerce continues to grow, but many online shoppers are concerned about how their personal information is being or might be used. According to a Harris poll, many people do not shop online because of this concern, and of those who do shop online, 41% say they are very concerned about how a company uses their personal information. Now a clear majority of Americans - 57% - favor some sort of laws regulating how personal information is collected and used. Just as people are angry at intrusions into their physical space, they now want to protect the privacy of their virtual space. For most companies, the Web can be a vast source of information about customers. Each buying that a user conducts on a Web site, from a single click to an actual online purchase, can be stored and analyzed. A company can learn about visitors to its Web site through “cookies”, which are small data files that the site create
A. may indicate his economic status
B. may make it harder for him to get insurance
C. may suggest his brand preference
D. may reveal the web sites he often visits

[单项选择]Passage Five Concern about individual privacy on the Internet has been rising. E-commerce continues to grow, but many online shoppers are concerned about how their personal information is being or might be used. According to a Harris poll, many people do not shop online because of this concern, and of those who do shop online, 41% say they are very concerned about how a company uses their personal information. Now a clear majority of Americans - 57% - favor some sort of laws regulating how personal information is collected and used. Just as people are angry at intrusions into their physical space, they now want to protect the privacy of their virtual space. For most companies, the Web can be a vast source of information about customers. Each buying that a user conducts on a Web site, from a single click to an actual online purchase, can be stored and analyzed. A company can learn about visitors to its Web site through “cookies”, which are small data files that the site create
A. the quality of the product they buy cannot be guaranteed
B. their personal information might be illegally used
C. the goods they buy cannot be delivered in time
D. the goods they buy will be lost during delivery

[单项选择]Passage Three For gathering data about individuals or groups at different developmental levels, researchers can use two related research designs: longitudinal and cross-sectional. A longitudinal study is one that measures a behavior or a characteristic of an individual over a period of time, perhaps decades. An example of such a study is the Berkeley Growth Study begun in 1928 by Nancy Bayley. The study focused on a group of 74 white, middle-class newborns. As they grew older, extensive measures of their intellectual, personality, and motor development were recorded. The subjects were studied for more than thirty years. The longitudinal research design is a powerful technique for seeking understandings of the effects of early experiences on later development. Also, differences in or stability of behaviors or characteristics at different ages can be determined. Longitudinal studies, however, are expensive to conduct, time-consuming, and heavily contingent on the patience and persiste
A. The subjects may become irritated at repeated testing.
B. The participants in the study may not stay in one place for many years.
C. The behavior of a subject in the study may be measured continuously for many years.
D. Social changes may be reflected in the behaviors of the subjects participating in the study.

[填空题] You will hear five extracts about five low-cost ways to market their business. For each extract there are two tasks. For Task One, choose the relatively suitable title of each extract from the list A—H. For Task Two, choose the benefit of the way inferred in each extract from the list A—H. You will hear the recording twice.