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【单选题】
直流电动机的各种制动方法中,最节能的方法是( )A.
反接制动
B.
回馈制动
C.
能耗制动
D.
机械制动
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反馈参考答案：
举一反三
【单选题】He will show his new CD player to you as soon as he his letter.
A.
finishes writing
B.
will finish writi
C.
finishes to write
D.
will finish to write
【简答题】He will show his new CD player to you when he__his letter.A. finishes writing B. will finish writing C. finishes to write D. will finish to write
【单选题】He will show his new CD player to you as soon as he his letter.
A.
finishes writing
B.
will finish writing
C.
finishes to write
D.
will finish to write
【多选题】关于现浇预应力混凝土连续梁施工的说法，正确的有( )。
A.
采用支架法时，支架验算的倾覆稳定系数不得小于1．3
B.
采用移动模架法时，浇筑分段工作缝必须设在弯矩最大值部位
C.
采用悬浇法时，挂篮与悬浇梁段混凝土的质量比值不应超过0．7
D.
悬臂浇筑时，0号段应实施临时固结
E.
悬臂浇筑时，通常最后浇筑中跨合龙段
【单选题】He will show his new CD player to you as soon as he ____ his letter.
A.
finishes writing
B.
will finish writing
C.
finish to write
D.
finish write
【简答题】《桃花源记》的作者是 时期的 。
【单选题】He will show his new CD player to you as soon as he ____ his letter
A.
finishes writing
B.
will finish to write
C.
finishes to write
D.
finishes to writing
【单选题】道德是法律的评价标准和推动力量，下列哪一选项没有体现这一点？( )
A.
法律规范必须要有道德作为价值基础
B.
道德的状况制约着立法的发展，道德为立法指明方向
C.
加强法律调整有助于弥补道德调整的不足
D.
道德对法律实施起着不可忽视的促进作用
【单选题】He will show his new CD player to you as soon as he ___ his letter.
A.
finishes wrting
B.
will finish wrting
C.
finishes to write
D.
will finish to write
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