The king was glad to know that Sissa only wanted some wheat because ()
A. wheat was not expensive
B. it didn't seem much
C. Sissa was honest to him
D. both A and B
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How long did the Knights of Labor last()
A. 60 years.
B. 31 years.
C. 50 years.
D. 21 years.
It is clear from the passage that Chevies refer to ()
A. the murdered couple
B. elderly owners of cars
C. computers
D. Chevrolets
若用ping命令来测试本机是否安装了TCP/IP协议,则正确的命令是()。
A. ping 127.0.0.0
B. pingl27.0.0.1
C. ping 127.0.1.1
D. ping 127.1.1.1
下列不是制定工程项目进度计划依据中的制约因素的是( )。
A. 关键事件或主要里程碑
B. 工程项目网络图
C. 强制日期
D. 假定前期