单项选择题

The ________ feature is considered central to human language, which means two levels of “structure” or “patterning”.

A．duality
B．arbitrariness
C．displacement
D．creativity
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单项选择题
Which of the following abbreviations is NOT so associated with the U.S. as the other three
A．MIT
B．NBA
C．VOA
D．CBA
单项选择题
The following can be used to introduce the U.K. EXCEPT _____.
A．a western European country
B．with an area smaller than Germany
C．It borders on France
D．It is now consisting of three parts
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