通达信app下载官网简介：I don’t know how long they sang, but after singing for about two or three songs, everyone’s voices basically became hoarse and knotted, and then the singing stopped, and the originally noisy classroom suddenly fell silent.
I don’t know how long they sang, but after singing for about two or three songs, everyone’s voices basically became hoarse and knotted, and then the singing stopped, and the originally noisy classroom suddenly fell silent.
