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问题 多项选择题

鼻息肉的临床症状体征是（）。

A.持续性鼻塞

B.闭塞性鼻音

C.嗅觉减退，脓涕

D.蛙鼻

答案

参考答案：A, B, C, D

选择题

对生活中下列现象的解释错误的是（　　）

现  象解  释
A湿衣服在夏天比在冬天干得快温度升高，分子运动速率加快
B6000L氧气在加压下可装入容积为40L的钢瓶中气体分子间间隔大，易于压缩
C在无外力下，花粉会在平静的水面上移动分子在不断运动
D自行车轮胎在阳光下暴晒而炸裂分子受热，体积变大

A．A

B．B

C．C

D．D
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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．assignment

B．design

C．value

D．dispatch
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