AA是讲电子书的那篇 Today, more on-line reading materials and e-books that could be either downloaded from internet or stored in CD-roms are available to people. Thus the readers can read e-books for free instead of paying for books. Someone uses an on-line survey, the result of which indicates that 1) 72% of people who took the survey are likely to read on computer; 2) 82% people of these on-line readers think classic literature is important. So this person suggests that we should invest in e-books (or on-line reading services) as this is a big market. AI是 For the interest of nation's security, gorvernments should have access to citizens' library checkout records and Internet activity history.