如果时间和成本不象每个月所使用的资源那样重要，你应该：（）
A.执行风险分析
B.执行资源均衡
C.快速跟进
D.分析周期循环花费费用
参考答案：B
根据句意，用括号中所给词的适当形式填空。
( )1. Let ______ try, and I will understand. (I)
( )2. I have met many kind teachers in the past three years. I think I am a ______ girl. (luck)
( )3. Life to everyone is only ______, we shouldn't waste time. (one)
( )4. Give up ______! It's bad for your health. (smoke)
( )5. Li Na is one of the best tennis ______ in the world. (play)
数据电文的接收时间依据什么而定?
