What do we learn from the conversation
A. The man is in debt to the woman.
B. The woman is in debt to the man.
C. The man is in debt to another man.
D. The woman is in debt to another man.
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According to the conversation, John
A. has little education.
B. cannot write legibly.
C. always writes like that.
D. must have something on his min
下列条目中，哪些属于将SQL嵌入主语言使用时必须解决的问题？（）Ⅰ．区分SQL语句与主语言语句Ⅱ．动态生成的SQL语句Ⅲ．数据库工作单元和程序工作单元之间的通信Ⅳ．协调SQL语句与主语言语句处理记录的不同方式
A. 仅Ⅰ和Ⅳ
B. 仅 Ⅱ、Ⅲ和Ⅳ
C. 仅Ⅰ、Ⅲ和Ⅳ
D. 都是
Which hotel is the official hotel for the celebration of First Night 2003, Boston
A. The Greater Boston Hotel.
B. The First Night Boston Hotel.
C. The Official Hotel.
D. The Boston Park Plaza Hotel.
下列关于分布式数据库系统的叙述中，哪个是不正确的？（）
A. 提高了系统的可靠性和可用性
B. 具有位置透明性、复制透明性和分片透明性
C. 两阶段提交协议将此用于处理分布式死锁问题
D. 数据复制是将片段或片段的副本分配在不同站点上的存储过程
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