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【单选题】
8253 工作于方式 3 时,当计数值为一奇数时,则输出信号的低电平比高电平持续时间( )。A.
少 2 个 CLK 周期
B.
少一个 CLK 周期
C.
多 2 个 CLK 周期
D.
多一个 CLK 周期
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举一反三
【单选题】The mayor _______ the police officer a medal of honor for his heroic deed in rescuing the earthquake victims.
A.
rewarded
B.
awarded
C.
priced
D.
credited
【简答题】我们会全力以赴,以赶上您的计划。
【单选题】The mayor____the police officer a model of honor for his heroic deed in rescuing the earthquake victims.
A.
rewarded
B.
awarded
C.
credited
D.
prized
【多选题】下列关于我国幼教事业发展的方针说法正确的是（）。
A.
发展幼儿教育必须坚持多渠道
B.
幼儿教育的组织形式要坚持因地制宜、灵活多样
C.
采用单一的正规机构开展学前教育
D.
乡村学前教育主要以群众集体举办为主
【单选题】The mayor _______ the police officer a medal of honor for his heroic deed in rescuing the earthquake victims.
A.
awarded
B.
priced
C.
rewarded
D.
credit
【单选题】The mayor _______ the police officer a medal of honor for his heroic deed in rescuing the earthquake victims.
A.
prized
B.
awarded
C.
credited
D.
rewarded
【单选题】The mayor the police officer a medal of honor for his heroic deed in rescuing the earthquake victims.
A.
rewarded
B.
awarded
C.
prized
D.
credited
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