Semantics is the study of-考呗网题库移动版

单选题 Semantics is the study of

A．words
B．sentences
C．context
D．meaning

参考答案D

解析: 语言学基本概念。语义学的研究对象是语言的意义。参见MODEL TEST TWO第38题的【要点归纳】。

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单选题 Semantic triangle is made up of reference, symbol and__________

A．referent
B．meaning
C．thought
D．words or phrases

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单选题 How many syllables does the word "syllable"have?

A．1
B．2
C．3
D．4

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简答题Human visiun like that of other primates has evolved in an arboreal
environment. In the dense complex world of a tropical forest, it is more
important to see as well than to develop an acute sense of smell. In the 41.__________
course of evolutiun members of the primate line has acquired large 42. __________
eyes while the snout has shrunk to give the ey, e an tmimpeding view. 43. __________
Of mammals 0nly humans and some primates enjoy color vision. The red
flag is black to the bull. Horses live in a monochrome world, Light visible to
human eyes, therefore, occupies only a very narrow band in the whole 44. __________
electromagnetic spectrum. Ultraviolet rays are invisible to humans though
ants and honeybees are insensitive to them. Humans have no direct perception 45. __________
of infrared rays like the rattlesnake that has receptors tuned into 46. __________
wavelengths longer than 0.7 micron. The world would look eerie different 47. __________
if human eyes are sensitive to infrared radiation. Then instead of the darkness 48. __________
of night, we would be able to move easily in a strange shadowless world
where objects glowed with varying degrees of intensity. But human eyes excel
in other way. They are in fact remarkably discerning in color gradation. 49. __________
The color sensitivity of normal human vision is rarely surpassed even 50. __________
sophisticated technical devices.
根据内容，回答题。
第（41）题__________.

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