Thestrongfearofhighschoolmathislosthereamongtheblueligh...
问题详情：Thestrongfearofhighschoolmathislosthereamongthebluelightofcomputerscreensandthesoundsoftypingkeyboard． Afanfare（喇叭声）playsfromaspeakerasastudentpassesachaptertest．Nearbyanotherstudent...