问题
单项选择题
以下关于InforMix的说法正确的是( )。 ①是美国Informix Software Inc公司的主要产品 ②可在当前大多数客户机/服务器平台上运行(如UNIX和Windows NT) ③支持数据挖掘、数据仓库和决策支持系统等最前沿的数据管理技术
A．①和②
B．②和③
C．①和③
D．全部
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
以下关于InforMix的说法正确的是( )。 ①是美国Informix Software Inc公司的主要产品 ②可在当前大多数客户机/服务器平台上运行(如UNIX和Windows NT) ③支持数据挖掘、数据仓库和决策支持系统等最前沿的数据管理技术
A．①和②
B．②和③
C．①和③
D．全部
参考答案：D
| 完形填空。 Everyone needs friends. We all like to 1 close to someone. 2 is nice to have a friend to talk, laugh, and do things with. 3 , sometimes we need to be alone. We don't always want people 4 . But we would feel lonely if we never have a friend. No two people are 5 . Friends sometimes don't get on well. That doesn't mean they no longer like each other. Most of the time they will make up and become 6 again. Sometimes friends move away. Then we feel very _ 7 . We miss them very much, and we can call them and write to them. It could be that we could even see them again. And we can 8 new friends. It is surprising to find out how much we like new people when we get to know them. There's more good news for people who have friends. They live longer than people who don't. Why? It could be that they are 9 . Being happy helps you stay well. Or it could be just knowing that someone cares. If someone cares about you, you take 10 care of yourself. | |||
|