when does the school begin

when does the school begin When does the unistiy begin. when does the class begin?怎么回答 When does the winter vacation begin? when does your school ___ (open) ceremony begin? when does the party begin At 7:30. when does the basketball game begin? 请选择： ( )does the nature programmes begin? A What B When When does the winter begin Guangzhou意思是 what time does your school begin? what time does mark begin school?这里的begin 英语翻译when does ___ ___ ___ begin?