A.a phonemic contrastB.complementary distributionC.assi……

单项选择题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

名词解释什么是Duality; Duality名词解释定义是什么?

问答题Describe the process of language perception，comprehension and production.

问答题Why do we say tree diagrams are more advantageous and informative than linear structure in analyzing the constituent relationship among linguistic elements Support your statement with examples?

名词解释什么是acculturation; acculturation名词解释定义是什么?