今天上专业课，老师先让看书十分钟。 然后让一同学上来讲题，并鼓励说。没事，像我那样讲就行。 同学扭扭捏捏上去，沉默三十秒。-Today on specialized courses, the teacher let ten minutes reading. And then let a classmate in terms of questions and encourage that. Nothing, as I do speak on the line. The stud