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【单选题】
51 单片机响应中断矢量地址是()。A.
中断服务程序的首句地址
B.
中断服务程序的出口地址
C.
中断服务程序的入口地址
D.
主程序等待中断指令的地址
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反馈参考答案：
举一反三
【简答题】其中 N 是程序段地址符,用于指定______; G 指令为准备功能指令, G01 为______; X 、 Y 是坐标地址; F 是进给速度,其后的数字表示进给速度的_______,例如: 100mm/min 。
【简答题】其中 N 是程序段地址符,用于指定______; G 指令为准备功能指令, G01 为______; X 、 Y 是坐标地址; F 是进给速度,其后的数字表示进给速度的_______,表示 100mm/min 。
【简答题】We both people aspire to many of the same things, providing for our families, educating our children, building up our communities, protecting our earth and, passing brighter possibilities on to the ne...
【单选题】From their talk, we know that ______ .
A.
both of them hope to fly to the moon
B.
one of them hopes to fly to the moon
C.
neither of them hopes to fly to the moon
D.
only Fred hopes to fly to the moon
【单选题】We all hope that our teacher is both strict _____us and friendly _______ us. [ ]
A.
in; to
B.
in; for
C.
with; to
D.
with; for
【简答题】When both of us are back we hope that the new______(arrange) will come into full working.
【简答题】同外界互通消息
【单选题】We hope that by our joint efforts we can ________ both business and friendship.
A.
make
B.
get
C.
promote
【单选题】患儿12 个月,因高热惊厥入院。治疗1 周痊愈出院,出院前对其家长健康教育的重点是
A.
合理喂养的方法
B.
体格锻炼的方法
C.
惊厥预防及急救措施
D.
预防接种的时间
【单选题】We all hope that our head teacher is both strict _____ us and friendly _____ us. [ ]
A.
in, to
B.
in, for
C.
with, to
D.
with, for
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