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!

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! School starts at nine o'clock. school starts at nine ten否定句 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 school starts at nine o'clock对划线部分提问 at nine o'clock为划线部分 At around eight o'clock,l go to school school starts at nine o'clock. Every day she starts work at nine and f( ) at five. starts at and school four o'clock nine ends at连成句 My school starts at nine o'clock是什么意思我要在我妈那背句子 my school starts at nine o'clock.和 l get up at half past seven （改成否句一般疑问句和特殊疑问句） I work hard at schoo 和 At school Iwork hard 1.There are twenty_____and fifty-one____in the school.A.man teachers; women teachersB.men teachers; woman teachersc.men teacher; women teacherD.men teachers; women teachers2.At Susan's office___ at nine o'clock.A.starts work B.work starts C.works sta Rick usually gets up at around six twenty in the morning.He does his homework at seven o’clock,and then he eats breakfast at home.He goes to school at eight thirty.School starts at nine o’clock.He eats lunch at school.He usually goes home at four school begins at nine.改同义句school【 】at nine school begins at nine.改同义句 school【 】 at nine. School at nine o’clock