The communicative aspect of the text and its actual division

1. Classification of sentences according to the purpose of communication.
2. The problem of exclamatory sentences.
3. The actual division of the sentence. The central notions of the actual division: the theme and the rheme. Dirhemic and monorhemic utterances.
4. Means of expressing the components of actual division.
5. The peculiarities of actual division in different communicative types of sentences. The text forming function of actual division.