问题 单项选择题

白亮污染:是一类光污染,指过度光亮给人的视觉造成的不良影响。如光洁的金属表面、城市里建筑物的玻璃幕墙、釉面砖墙、磨光大理石以及各种涂料等装饰反射光线,明晃白亮、眩眼夺目,使人头昏眼花,心烦意乱,食欲下降,情绪低落等身体不适。


下列表述不属于白亮污染的一项是( )。

A.夏天,玻璃幕墙强烈的反光进入附近居民楼房内,增加了室内温度,影响正常的生活
B.烈日下驾车行驶的司机会出其不意地遭到玻璃幕墙反射光的突然袭击,眼睛受到强烈刺激,很容易诱发车祸
C.夜幕降临后,商场、酒店上的广告灯、霓虹灯闪烁夺目,令人眼花缭乱
D.在一些旅游景点,许多人拍照留影,不停闪烁的闪光灯让其他游客心烦意乱

答案

参考答案:C

解析:根据定义,白亮污染的关键是过度光亮给人的视觉造成的不良影响,选项.ABD都属于白亮污染,给视觉造成了不良影响,而选项C中广告灯和霓虹灯闪烁夺目,只是为了吸引人的眼球,但这种光亮并未造成不良影响,因而不属于白亮污染。

选择题
单项选择题

For many people today, reading is no longer relaxation. To keep up their work they must read letters, reports, trade publications, interoffice communications, not to mention newspapers and magazines: a never ending flood of words. In (1) a job or advancing in one, the ability to read and comprehend (2) can mean the difference between success and failure. Yet the unfortunate fact is that most of us are (3) readers. Most of us develop poor reading (4) at an early age, and never get over them. The main deficiency (5) in the actual stuff of language itself—words. Taken individually, words have (6) meaning until they are strung together into phrases, sentences and paragraphs. (7) , however, the untrained reader does not read groups of words. He laboriously reads one word at a time, often regressing to (8) words or passages. Regression, the tendency to look back over (9) you have just read, is a common bad habit in reading. Another habit which (10) down the speed of reading is vocalization—sounding each word either orally or mentally as (11) reads.
To overcome these bad habits, some reading clinics use a device called an (12) , which moves a bar(or curtain) down the page at a predetermined speed. The bar is set at a slightly faster rate (13) the reader finds comfortable, in order to "stretch" him. The accelerator forces the reader to read fast, (14) word by word reading, regression and subvocalization practically impossible. At first (15) is sacrificed for speed. But when you learn to read ideas and concepts, you will not only read faster, (16) your comprehension will improve. Many people have found (17) reading skill drastically improved after some training. (18) Charlie Au, a business manager, for instance. His reading rate was a reasonably good 172words a minute (19) the training; now it is an excellent 1,378 words a minute. He is delighted that how he can (20) a lot more reading material in a short period of time.

A.quickly
B.easily
C.roughly
D.decidedly