用来辅助决策和信息资源的利用价值可以因人、因事、因时、因地而异，这就体现出信息的（）。
A.系统性
B.时效性
C.有序性
D.适用性
参考答案：D
句型转换。
1. I look nice in blue. (同义句)
Blue looks nice _____ _____.
2. Sam enjoys playing football . (划线提问)
_____ does Sam enjoy _____?
3. What is Kate doing now? ( 用often改写句子)
What _____ Kate often _____?
4. There are three bottles of water in the fridge. (划线提问)
______ _____ water is there in the fridge?
5. My grandparents give me a new bag as a birthday present. (划线提问)
_____ _____ you a new bag as a birthday present?
人员推销技巧，常常在推销非渴求商品的竞争过程中得到不断提高。（）
