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【多选题】
抽水蓄能电站在电力系统中的作用和运行方式可以归纳为以下几点（）。A.
日调节抽水蓄能电站吸收夜间系统负荷处低落的多余电能抽水，使火电站处在最有利工况下运行
B.
蓄能机组对负荷急剧变化的实用性很好，故最适于担任日负荷图的尖峰部分
C.
抽水蓄能电站运行的灵活性和可靠性较高，它代替水电机组担任事故备用，使火电机组不必处于旋转备用或热备用状态，从而减少煤耗
D.
可逆式机组也适于作为负荷备用来调整周波
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【简答题】Parents with skilled maths,______.
【简答题】设计一个带复位端且对输入时钟clk进行二分频模块,并画出仿真波形。 设计要求:复位信号为同步、高电平有效,时钟的下降沿触发
【简答题】A．capable B．able C．skillful D．skilled
【单选题】Skilled negotiators may
A.
suggest different forms of a potential settlement that are worth about the same to them.
B.
recognize that not all issues are worth the same amount to both parties.
C.
frequently save a final small concession for near the end of the negotiation to "sweeten" the deal.
D.
make the last concession substantial to indicate that "this is the last offer".
E.
Skilled negotiators may take all of the above actions.
【单选题】Skilled negotiators may
A.
suggest different forms of a potential settlement that are worth about the same to them.
B.
Skilled negotiators may take all of the above actions.
C.
recognize that not all issues are worth the same amount to both parties.
D.
frequently save a final small concession for near the end of the negotiation to "sweeten" the deal.
【简答题】America’s skilled white-collar work force has overtaken the ranks of skilled blue-collar workers for the first time.(翻译)
【简答题】“材料采购”科目核算企业购入的材料、商品的采购成本，本科目的期末借方余额表示( )。
【单选题】Just as the builder is skilled in the handling of his bricks,______the experienced writer is skilled in the handling of his words.
A.
so
B.
as
C.
thus
D.
like
【单选题】Just as the veteran worker is skilled in the handling of machine, ______ the experienced writer is skilled in the handling of his words.
A.
as
B.
so
C.
thus
D.
like
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