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【单选题】
单片机的机器周期是单片机振荡器振荡频率周期的( )倍。A.
6
B.
1/6
C.
12
D.
1/12
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反馈参考答案：
举一反三
【单选题】—I'm a teenager's mother. Sometimes I don't know _____. —Love and understanding.
A.
what my son needs most
B.
what does my son want to get
C.
why my son gets annoyed very often
D.
why does my son get annoyed very often
【简答题】Water cannot resist(反抗) a pressure(压力) exerted on it in only one direction, the way, for example, a block of steel(钢块) can when it resists being squeezed(挤压) in a vise(台钳).
【单选题】They don’t know what their problems are, so they will first send in trained nurses to ______ the needs of each patient.
A.
guess
B.
look
C.
evaluate
D.
examine
【单选题】(护考真题)早产儿,日龄2天,有窒息史,烦躁不安,出现高声尖叫,伴有双眼凝视,前囟膨隆,应首先考虑
A.
败血症
B.
化脓性脑膜炎
C.
颅内出血
D.
破伤风
E.
肺炎
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