A c（） sentence contains two or more clauses， one of which is incorporated in the other.

填空题A r（） is often seen as part of a word， but it can never stand by itself although it bears clear， definite meaning.

填空题Clear [1] and dark[]are allophones of the same one phoneme 1 .They never take the same position in sound combinations， thus they are said to be in c（） distribution.

填空题In the course of time， the study of language has come to establish close links with other branches of s（） studies， such as sociology and psychology.

单项选择题Which of the following best states the behaviorist view of child language acquisition （）.

A.Language acquisition is a process of habit formatio
B.Language acquisition is the species-specific property of human beings
C.Children are born with an innate ability to acquire language
D.Humans are equipped with the neural prerequisites for language and language use

单项选择题Language and thought may be viewed as two independent circles overlapping in some parts. When language and thought are identical or closely parallel to each other， we may regard thought as “subvocal speech，” and speech as “（）”.

A.vocal thought
B.subvocal thought
C.covert thought
D.overt thought