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單項選擇題

In English, “pill” and “bill” are （）.

A.a phonemic contrast
B.complementary distribution
C.assimilation
D.a minimal pair

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單項選擇題

As modern linguistics aims to describe and analyze the language people actually use, and not to lay down rules for "correct" linguistic behavior,it is said to be （）.

A.prescriptive
B.sociolinguistic
C.descriptive
D.psycholinguistic

Duality

答案： Duality : The duality nature of language means that language...