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【判断题】
作用力与反作用力是作用在同一物体上的。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】下列关于新《预算法》的表述中，不正确的是（）。
A.
实行全口径预算管理，是建立现代财政制度的基本前提
B.
预算编制如果过于简单和粗略，有利于立法机关和社会成员进行监督
C.
公开透明是现代财政制度的基本特征，是建设阳光政府、责任政府的需要
D.
新《预算法》提出凡市场竞争机制能有效调节的事项，“不得设立专项转移支付”的原则
【单选题】在建立数学模型的过程中,将复杂的物理现象抽象、归纳为数学模型,忽略一些次要因素的影响,对问题作必要的简化。这种对复杂客观现象的近似描述所造成的误差称为( )
A.
模型误差
B.
观测误差
C.
截断误差
D.
舍入误差
【单选题】I thought about those small bits of self-confidence that were so painstakingly built in boyhood, and how they were being crushed at the counter. (Para. 6)
A.
I thought about how the young man had gradually managed to build his self-confidence as a boy and hwo it was now being destroyed at the counter.
B.
I thought about how a boy could be so shy and felt so much pain as he grew up and why he was feeling even more afraid to talk at the counter.
【简答题】在建立数学模型的过程中，将复杂的物理现象抽象、归纳为数学模型，忽略一些次要因素的影响，对问题作必要的简化。这种对复杂客观现象的近似描述所造成的误差称为______.
【单选题】I thought about those small bits of self-confidence that were so painstakingly built in the boyhood, and how they were being crushed at the counter.
A.
I thought about how the young man had gradually managed to build his self-confidence as a boy and how it was now being destroyed at the counter.
B.
I thought about how a boy could be so shy and felt so much pain as he grew up and why he was feeling even more afraid to talk at the counter.
【单选题】两种海绵的细胞分散成单个细胞混合在一起进行培养，一段时间后，发现同种的细胞相互聚集在一起，其中起重要作用的是细胞膜上的 [ ]
A.
糖蛋白
B.
磷脂
C.
RNA
D.
DNA
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