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【多选题】
计量误差的主要来源于（）。A.
设备误差
B.
环境误差
C.
介质波动
D.
随机误差
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举一反三
【单选题】Our teacher often makes a schedule to get herself _______ of what is to be done in the day.
A.
remind
B.
to remind
C.
reminded
D.
reminding
【单选题】对下列的代码,哪段描述是错误的? public class Door{} publice class House{ public House(){ Door door = new Door();}}
A.
Door是一个类
B.
House是一个从Door继承的类
C.
House的构造函数中声明了一个名为door的变量
D.
door是一个对象
【单选题】What do you think _______our teacher________?
A.
make；angry
B.
makes；angry
C.
makes；angrily
D.
making；angrily
【简答题】所有的总账科目都应该设置明细科目进行明细核算。（ ）
【单选题】Our industry makes use of what farmers throw away as waste. [ ]
A.
also
B.
though C otherwise D. therefore
【单选题】It is exactly the way ________ we speak ________ makes our teacher angry.
A.
which; that
B.
what; which
C.
that; which
D.
that; that
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