在我国，每一次寒潮过程都是一次（）的重建过程。
A.东亚大槽
B.副热带高压
C.南支西风带
参考答案：A
用所给词的适当形式填空。
1. Bill Gates became ________ (interest) in software when he was only 13.
2. Bill Gates is the man who is taking the ________ (person) computer into everyone's home.
3. Mrs. Wang is very nice. She is ________ (friend) to us every student.
4. Grace is very sure of ________ (she).
5. My father plans ________ (retire) at the age of 50.
如果使用SHUTDOWN IMMEDIATE命令关闭实例，那么下一次启动会出现什么情况(选择一个最佳答案)？
A．SMON进程会执行自动的实例恢复
B．必须手动执行实例恢复
C．PMON进程会回滚未提交的事务
D．数据库会在不进行恢复的情况下被打开
ng the ________ (person) computer into everyone's home.