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【简答题】
系统误差的判断方法有 、 、 和改变测量条件法。
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反馈参考答案：
举一反三
【简答题】粉末填料中硬度最小的是 [填空(1)] ？A. 滑石粉
【简答题】穿西装的时候,衬衫袖口应该露出 ______厘米。
【单选题】语法冲刺 The robbers shouted, “Hands up!I’ll shoot anyone ______moves!”
A.
whom
B.
that
C.
who
【单选题】语法冲刺 It is the first American movie of this kind ____ I've seen.
A.
which
B.
that
C.
what
【单选题】语法冲刺 There will be a big flower show in the city ____ we traveled last week.
A.
who
B.
where
C.
when
【单选题】The passage is mainly about
A.
what history is.
B.
the difference between human beings and animals.
C.
what point should be the beginning of the human history.
D.
how the human beings make their history.
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