A linguistic theory is constructed about what ______ is and how it works.
C
语言的研究过程可以总结为：首先，要观察某些语言材料，从而发现一些共性并对其加以总结;其次，根据这些总结提出一些假设来解释这些语言材料，然后再通过进一步的观察来验证这些假设的正确性;最后建立一套语言学理论来说明语言的本质内容以及这些语言是如何发挥作用的。
Bloomfield drew on ______ psychology when trying to define the meaning of linguistic forms.
By "language acquisition is primarily the acquistion of the grammatical system of language", linguists mean that ______.
This is an important problem _______ too few social scientists have researched.
These two alarm clocks are normally set together, but now they have been reset a few hours _________.
Hetalkedalotaboutthingsandpersons________theyrememberedintheschool.