题目内容
If there are three consonants clustered together at the beginning of an English word, the first sound must be [s].
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Language is a [填空1] --elements in a particular language are arranged according to certain rules.
Language is [填空1]--there is no intrinsic connection between a sound and its meaning.
Language is [填空1]--sound is the primary medium for all languages.
Language is[填空1]. Words symbolize objects, actions, and ideas by convention.
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