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问题 选择题

伽利略在自由落体运动的研究中，其科学研究方法的核心是（　　）

A．把提出问题和大胆猜想结合起来

B．把提出问题和实验研究结合起来

C．把实验研究和逻辑推理结合起来

D．把实验研究和大胆猜想结合起来

答案

伽利略在对力和运动的研究中，伽利略设想了理想斜面实验，否定了亚里斯多德力是维持物体运动原因的理论，将实际实验现象合理外推，开创了将实验和逻辑推理结合起来的研究方法．故ABD错误，C正确．

故选：C

单项选择题

A typical (11) language contains an applicative sub-language which approximates the mathematical abstractions of "timeless" functions applied to "spaceless’ values, where the actual operation sequences and use of storage space during expression evaluation are organized behind the (12) . In this setting, values are data structures of low volume, typically a few computer words or less, which means that an illusion of spacelessness can be realized by having (13) results during expression evaluation stored at the discretion of the language implementation, and effecting parameter (14) and (15) operations through value copying.

A．imperative

B．mandatory

C．compulsory

D．voluntary
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多项选择题

室内界面指合成室内空间的（）

A.底面

B.房间

C.侧面

D.顶面
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