Probably it could be because he told the students about me in advance, which of course I couldn't know. Classes begin after organizational matters, in most cases, by testing. In the list of pupils, he selects an individual who has not been before and the other marks are not very good, for example. He then dashes plus and minus points on the board according to the correctness of the answers. Evaluate the mark from the resulting ratio of positive and negative points.
In the list of pupils, he selects an individual who has not been before and the other marks are not very good, for example.