她走进课外辅导班的教室,来到自己的位置,顺手把椅子同同桌的调换过来,若无其事地坐下,拿出课本准备上课。两分钟后,她的同桌和同学说说笑笑地走进教室,看了看那把椅子,环顾四周,看到第二桌没有人坐,于是将那把椅子搬过来,再把自己的椅子搬到那里,坐下后继续哼着歌,依旧满面春 She walked into the classroom of the extracurricular tutoring class and came to her own position. She easily replaced the chair with the same table. If she sat down, she took out her textbook and was ready for class. Two minutes later, at the same table and classmates, she entered the classroom with a smile and smiled. She looked at the chair, looked around, and saw that no one sat on the second table. She moved the chair and put her chair again. Move there, sit down and continue singing, still spring