不属于商业银行债券投资风险的是( )。
语文老师在讲授人物描写方法后,让学生写一写自己眼中妈妈的形象,通过写作,体会到妈妈温暖的爱和细致的呵护,学生展现出对母亲的依赖与信任,也更尊重自己的母亲。这体现了教师在教学过程中的( )。
In a listening class, a teacher asks students to listen to the material carefully and try to discriminate the speaker's attitude towards lifelong learning. What sub-skill of listening is the teacher training?