iii Abstract It is an obvious, but important fact that in addition to the communicative function of language there is the social function which explains the role that language plays in society. This can be enlightened in sociolinguistics through code -switching . Code-switching, in which one single speaker uses different varieties in his speech, is one of the various speech situations of language-variation. Switching commonly occurs when an individual wishes to express solidarity with a

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... ar social group. Rapport is established between the speaker and the listener when the listener responds with a similar switch. This type is used to exclude others from a conversation who do not speak the second language. This manner may be carried out by Arabic parents who know English, for example, in front of their children when they would like to talk about special matters for a while.