有少数同学,上课总是提心吊胆,生怕老师喊他起来回答问题;遇上班级开展活动,尽管自己早就很充分地准备好了节目,可临到上场,你又总会心慌意乱,两腿颤颤的迈不开脚步,舌头硬硬的说不出话来……确实,这些同学是够胆小的了。不用说,如此胆 A small number of classmates, always afraid of class, for fear that the teacher shouted him to answer questions; encounter classes to carry out activities, although they have long been very well prepared for the show, you can come into play, you always feel confused, his legs shaking Step on, tongue stiff hard to speak ... indeed, these students are timid enough. Needless to say, so guts