12. The Prefix in k is used after i bosi, after that, then, and the next thing was, c., when the Verb follows it immediately, without any pause ; but when there is a pause (comma) after the i bosi, the Prefix in O is used. In the first case, the matter introduced by i bosi simply follows on in the course of things, without any special importance, while in the latter case, i bosi commences a fresh sentence, or stage in the proceedings, and introduces a new' matter of importance.