Many public libraries. in the United States have had financial difficulties in recent years because of cuts in federal and state government spending.(11)the same time, the cost of books, wages of library workers, and even the cost of fuel to heat and cool library buildings have(12). Some libraries have had to reduce the(13)of hours they are open and dismiss some of their workers.
　　The American Library Association says local governments have(14)more support to replace lost federal and state money. It also says libraries have developed new outside sources of money—businesses and private groups, for(15). These new sources of money have helped although libraries cannot depend(16)them for major, continuing support.
　　The American Library Association says(17)also increasing debate over the high cost of new computer services in libraries. Some experts say those who use these(18)services should pay for them. Many librarians(19).They say library research services should remain free to all users.
　　The new technology and its costs are causing many changes in America's public libraries. (20)experts say the main purpose of the libraries will not change. Libraries will continue to provide knowledge and information for everyone.