[单项选择] As an administrator at Cer-tech .com， you have installed a new server named MS12 that runs WindowsServer 2008. This server should be used for steaming media purposes. So you install Streaming MediaServices role on the server. Since all client machines have Windows Vista as their operating system andthey only use Windows Media Player 11 application， you configure a Publishing Point and assign source ofcontent that has video media. Users report that they are unable to pause and rewind the video usingWindows Media Player 11. What should you do to ensure that users have full playback control of the streaming media？（）
A. Set and configure Real Time Streaming Protocol （RTSP） on MS12
B. Reconfigure the Publishing Point as an on-demand publishing point
C. Uninstall and then reinstall the Publishing Point
D. Configure the MS12 server to use Simple Object Access Protocol （SOAP） instead of Publishing Point

It’s not just an American phenomenon: Across the globe, single-parent homes are on the rise. Numbers for one-parent families increased from England to Australia during the 1990s, mirroring demographic shifts reflected in the U.S. census.
Just as in America, those shifts raised new questions about how involved government should be in helping single-parent families, which often are less well-off financially than those led by a married mom and dad.
41. _______________
Annie Oliver, a 32-year-old single mother from Bristol, England, thinks so. "You wouldn’t believe how becoming a single parent suddenly made me a second-class citizen," said Oliver, who struggles to keep a full-time job and give the extra care her disabled son needs.
42. _______________
By comparison, 9.8 million house-holds, or 9 percent of all U. S. households were headed by an adult raising a child alone or without a spouse. The 1990 census showed 26 perc

The effect of the baby boom on the schools helped to make possible a shift in thinking about the role of public education in the 1920’s. In the 1920’s, but especially (1) the Depression of the 1930’s, the United States experienced a (2) birth rate. Then with the prosperity (3) on by the Second World War and the economic boom that followed it, young people married and (4) households earlier and began to (5) larger families than had their (6) during the Depression. Birth rates rose to 102 per thousand in 1946, 106.2 in 1950, and 118 in 1955. (7) economics was probably the most important (8) , it is not the only explanation for the baby boom. The increased value placed (9) the idea of the family also helps to (10) this rise in birth rates. The baby boomers began streaming (11) the first grade by the mid-1940’s and became a (12) by 1950. The public school system suddenly found
A. overtaxed
B. overdosed
C. overweighed
D. overlapped