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【单选题】
建设工程项目进度控制的经济措施包括（ ）。A.
优化项目设计方案
B.
分析和论证项目进度目标
C.
编制资源需求计划
D.
选择项目承发包模式
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【单选题】听力原文：W: Can you figure out what's wrong with John? He doesn't talk to anyone since last week? M: He's had a terrible time with his wife. But it has something to do with his parents. Q: What conclusion...
A.
He has some trouble with his parents.
B.
His parents had a quarrel.
C.
He and his wife might have had a quarrel.
D.
His wife and his parents might have disagreed with each other.
【单选题】听力原文：M: Hello, Marry. What's up with you? W: Oh, Tom. It's my landlady again. M: You're always in trouble. What is it this time? W: You see, she left a note for me. Just read it. M: Well, did you leav...
A.
Her difficulties at her house.
B.
Finding a place to live.
C.
The parties she went to.
D.
Her friend's house.
【简答题】何谓临界区?下面给出的两个进程互斥的算法是安全的吗?为什么? # define true; # define false; Int flag[2]; flag[1]=flag[2]=false; enter-crtsec(i) int i; { While(flag[1-i]) flag[i]=true; } feave-crtsec(i) Int i; { flag[i]=false; } pr...
【简答题】传统的电话网是以()方式传输语音,要求带宽为kbps.
【简答题】氧化还原滴定法是以( )反应为基础的滴定分析法。
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