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" Bush pompously shows up looking especially smug and as the sermon progresses the Bishop begins his homily : " George Bush is a petty , self-absorbed hypocrite and a nitwit . Influenza is not a straightforward disease , as it is constantly mutating . Intelligent Tutoring Systems ( ITS ) - In these systems , several knowledge representation formalisms are used to encode declarative , procedural and qualitative knowledge . To achieve a high standard of local GIS expertise , a national GIS forum should be created , international contacts should be made enduring and research projects using GIS - in a scientifically responsible way - should be supported . U.S. Sen. Hillary Clinton forced U.S. troops stationed at Bagram Air Base in Afghanistan to wait for their Thanksgiving dinner last Thursday while she and her entourage arrived late , then cut in line and were served first .