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【单选题】
MCS51单片机中有( )个特殊功能寄存器离散地分布在SFR区。
A.
8
B.
16
C.
21
D.
107
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【简答题】Microblog is used by more and more people in China. Do you know what it is? Micorblog makes the people around the world know each other better. It helps people to find the information that they need m...
【单选题】口对口人工呼吸时,将患者头部后仰,托起下颌,最主要目的是( )
A.
保持脑血液供应
B.
便于口对口接触
C.
解除舌后坠造成的咽阻塞,打开气道
【判断题】China English is not accepted by the native speakers for it is used inappropriately.
A.
正确
B.
错误
【单选题】China is not ________ it used to be
A.
that
B.
how
C.
whether
D.
what
【简答题】China is not it used to be. (that, what)
【简答题】以至、以致 1.他非常用心地写生,( )野地里刮起风沙来也不理会。 2.他事先没有充分调查研究,( )作出了错误的结论。
【单选题】According to the author, the greatest mistake of our forefathers was that______.
A.
they had no idea about scientific forestry
B.
they had little or no sense of environment protection
C.
they were not aware of the significance of nature study
D.
they had no idea of how to make good use of raw materials
【单选题】According to the author, the greatest mistake of our forefathers was that______.
A.
they had no idea about scientific forestry
B.
they had little or no sense of environmental protection
C.
they were not aware of the significance of nature study
D.
they had no idea of how to make good use of raw materials
【单选题】China is not______it used to be.
A.
what
B.
that
C.
where
D.
which
【简答题】China is not it used to be. (how, why, who, what)A. what
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