一次听课,学生都踊跃回答问题,而坐在我旁边的张卫东却神情呆滞,一会木然地看看老师,一会随意地瞅瞅书或回答问题的同学,好像课堂跟他一点关系都没有似的。从他的神情看,他本节课的思维是停滞的。课后一打听,班主任说,张卫东已经是差生了。而几年前,张卫东在小学时可不是这 A lecture, students are enthusiastically answering the question, and sitting next to me, Zhang Weidong looked dull, for a while look at the teacher, for a moment at random look at the book or answering questions students, as if the class has nothing to do with him of. From his look, his thinking in this lesson is stagnant. A class to inquire, class teacher said, Zhang Weidong is already a poor student. A few years ago, Zhang Weidong not in primary school when this is