Favorable policies are ___________ to encourage employees' professional development.
A. in effect
B. in command
C. in turn
D. in shape
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The musician along with his band members ___________ ten performances in the last three months.
A. gives
B. has given
C. have given
D. give
水泥稳定石屑基层中 7d 无侧限抗压试件送检频率：____平方送一组，不足仍按一组送.
什么叫见证送检：指在有____见证下取样送往检测站检测
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