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【多选题】
采用什么办法可以消除系统误差对测量成果的影响？（）A.
采用多次观测取平均值
B.
检验系统误差的大小，改正观测成果
C.
采用适当的观测方法
D.
多余观测以便检核
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】What can be inferred about the student?
A.
He is an international student.
B.
He is proud of his work ethics.
C.
He is high maintenance.
D.
He will be accepted at the university.
【单选题】Which of the following is true about a shy person?
A.
He is oversensitive to remarks about him.
B.
He has nothing to do with lack of self-esteem.
C.
He is unworthy of any praise.
D.
He lacks self-awareness.
【单选题】What does the man mean?
A.
He thinks it is not necessary.
B.
He is also worried about Mary.
C.
He is worried about her mother's health too.
【单选题】衡量一个人对异性有无爱情、强度如何,可以通过“是否发自内心帮助所爱的人做其期待的所有事情”这个指标来衡量。表现为爱情的特征是()。
A.
相异性
B.
成熟性
C.
高级性
D.
利他性
【单选题】What is true about Alexei Sidney?
A.
He lives in Russia as a consultant.
B.
He is fired from his significant job.
C.
His children risk losing the right to stay in Britain.
D.
He has to find balance between the stay in and out of Britain.
【简答题】A．He thinks it is useless. B．He will think about it later. C．He thinks it might work. D．He has no idea about it.
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