The best title for this article is ______ .

A . Digital Tourism in Future China B . IT in Art M. Sackler‘s Virtual Tour C . IT and Presentation of China‘s Mogao Grottoes D . China‘s Fabled Mogao Grottoes Turn to Digital Tourism

A . Maryland’s Version of the “Dream Act” B . Undocumented Students’ Hope for “Dream” C . Opportunities for Undocumented Immigrants in Maryland D . Montgornery College—A Magnet for Undocumneted Immigrants

A．Is Freedom an Illusion？ B．Are We Bounded by the Absolute Freedom？ C．Are Birds Free from the Chains of the Skyway？ D．Arguments against Freedom while experience for it.

A．Job-hunting. B．It's hard to land a job. C．Job-hunting plan. D．Strategies for hunting an ideal job.

A．Signs Carry Messages B．The Importance of Communication C．Words, Signs and Drawings D．Ways of Communication

A．Mother B．Father C．Fears D．Childhood

A．Dr. Randy Nelson and His New Findings. B．Animals Resistance to Cancer. C．Winter and Animals' Immune System. D．A Light in the Cancer Darkness.

A．How Exercise Helps Diabetes. B．The Secret Between Diabetes And Exercise. C．Getting Rid of Diabetes. D．The Cure For Diabetes.

A．Mexico Fans' Famous Wave. B．Guauhtemoc Blanco. C．Victor Trujillo. D．Borzoi.

A．Bargaining and Compromise. B．Wise and Compromise in Britain. C．Britain and Europe. D．Setbacks of Compromise.

A．Hand Preference of Chimpanzees. B．Human Handedness and Animal Lateralization. C．The Myth behind Human Handedness. D．An Unique Animal Behavior.

A．Obey Your Parents' Rules B．Respect for Your Parents C．Caring for Others D．Getting Along with Parents

A．Banks on the Cliff. B．Banks in Ruins. C．Banks in Conflict. D．Banks at Ease.

A．A Still Life in Ash Reveals Pre-Columbian Village Culture B．A New Discovery, C．Ceren's Living Recenfiy D．Eruption's Miracle

A．Daytime Highs and Nighttime Lows. B．The Average DTR Was Different. C．Weekend Weather Really Is Different. D．There's Rain in The Forecast.

A．The Living Will of Patients B．The Death of Eluana Englaro C．A Bill against Rights D．The Intense Controversy

A．The Nature of Science and Scientists B．Biology and the Scientific Age C．Hypotheses and Theories D．On Distinguishing Fact from Fiction