2. Signal words are used to clarify the relation between different elements in the text. There are signal words for summaries, contradictions, and comparisons; you can also use signal words to introduce arguments. By using these words you can make it clear to the reader that you are providing an argument. Identify the signal words in the following paragraph by highlighting. 5 Marks "Because language plays such an important role in teaching, Bellack and his colleagues chose to examine in some detail the "language game" in the classroom. They contended that teaching is similar to most games in at least two respects. It is a form of social activity in which the players (teachers and students) fill different but complementary roles. Furthermore, teaching is governed by certain ground rules that guide the actions or moves made by the participants. By studying the language game, then, Bellack et al. intended to identify the various types of verbal moves made by teachers and students and the rules they followed in making these moves. As a result they could investigate the functions these verbal moves served and examine the meanings that were being communicated."