School starts at 8 o'clock.（改为否定句）School _____ _____ at 8 o'clock.

School starts at nine o'clock. School starts at 8 o'clock.（改为否定句）School _____ _____ at 8 o'clock. School (starts) at 8 o'clock in the morning中 为什么“start”要加S? School starts at 8 o'clock in the morning 改为一般疑问句 School starts at eight o'clock改一般疑问句 School starts at nine o'clock.（改为一般疑问句） School starts at nine o'clock变一般疑问句 school starts at nine o'clock什么意思 At around eight o'clock,l go to school school starts at nine o'clock. Our school starts at eight o'clock.对at eight o'clock提问 starts at and school four o'clock nine ends at连成句 Our ___(one) class starts at 8'o clock. My school starts at nine o'clock是什么意思我要在我妈那背句子 school starts at nine o'clock对划线部分提问 at nine o'clock为划线部分 school starts at nine ten否定句 Schoo starts at nine o'clock.为什么school后要加名词复数形式啊?难道school是第三人称?求高手帮帮忙! Our school starts at eight o'clock.（用“Chinese schools”做主语改写句子）应该怎么改? school starts at 8:00 am 一般疑问句 ___school___at 8:00 am?