【单选题】设有关系表S(NO,NAME,AGE),其中AGE为年龄字段,则表达式 AGE NOT BETWEEN 18 AND 24 等价于()
【简答题】完形填空 The great ship, Titanic , sailed for New York from Southampton on April 10th, 1912. She was _1 _ 1,316 passengers and a crew of 891. Even _2_ modern standards, the 46,000 ton Titanic was a huge s...