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【单选题】
检索结果可以限制每页的显示条数,下面哪个数字不是系统默认的A.
显示15条
B.
显示20条
C.
显示30条
D.
显示50条
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反馈参考答案：
举一反三
【简答题】A．modified B．predicted C．selected D．created
【单选题】66 一般认为,科学是反映客观事物本质和运动规律的知识体系,由科学知识、( )、科学思想和科学精神四个方面组成的一个不可分割的有机整体。
A.
科学方法
B.
科学理论
C.
科学假设
D.
科学概念
【单选题】物质和运动是不可分割的,设想没有物质的运动必然导致( ) A.不可知论的错误 B.形而上学的错误 C.机械唯物论的错误 D.唯心主义的错误
A.
1
B.
2
C.
3
D.
4
【单选题】How was "OK" created?
A.
It was created to shorten a word
B.
It was created by mistake
C.
It was created to play a joke on a reporter
D.
It was created to convey a sense o humour
【单选题】Some Martian rock structures look strikingly like structures on Earth that are known _____ by microbes. (2017) A. having been created A. having been created C. to have been created D. to be created
A.
having been created
B.
being created
C.
to have been created
D.
to be created
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