Unit1Welcomeback!doorwindowopenclosedoorwindowopenclose李老师，早上好！请安静！同学们，早上好！欢迎回来！嗨。很开心再次见到你！我...
台前县侯庙镇苗口小学仝会媛Goodtoseeyouagain!•Good•Nicetoseeyouagain!•GladPleasebequiet!Welcomeback!sitdowncloseopendoorwindowMa...
