universidade federal de santa catarina pós-graduação em letras ...

146the sentences have a clear discursive function of relating the new book with the previousliterature. However, the complement of the expression ‘excellent coverage for’ adds apiece of information of different nature, concerning the expected readership for thebook. Therefore, an embedded Sub-function 2 indicates that the book is aimed at‘chemists or other scientists or technologists not specifically schooled in testing andcharacterization of polymers’.Sub-function 2 demanded special attention since it was commonly found to recurat different points of the text as an iterative element, specially in the closing move ofBRs (Sub-functions 10A and 10B):[L#7] (Sub-function 10A) In short, this is a first-rate writing textbook (Subfunction2) for the advanced ESL student.In L#7, the closing character of Move 4 for the BR is signaled by the expressionIn short, a discourse device used as ‘lexical phrases’, i.e., unanalyzed chunks oflanguage in certain predictable contexts (Nattinger and DeCarrico, 1992) that function as‘metadiscourse markers’ (Vande Kopple, 1985) defined in Chapter 4. After appearingfor the first time in its regular place in Move 1, Sub-function 2 may reappear embeddedin Move 4 towards the end of the text, as shown in the example above.As the analysis progressed, it became clear that these cases of move/sub-functionembedding would account for difficulties in the identification of the rhetorical sub-