请问in school,at school,in the school和at the school的用法,

at home,in hospital,in the hospital,in schoo,in the school有的加the有的不加,请问有什么规律? I work hard at schoo 和 At school Iwork hard 请问in school,at school,in the school和at the school的用法, do the students at your school often play basketball ______(behind,not befor) schoo 英语翻译是I study in the fifth middle schoo还是I study in fifth middle school article from the school magazine和article in the schoo magazine的区别 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! to work in a schoo is very interesting 改为同语句 — —very interesting to work in a school fill in the blanks with the proper form of "be"Tom's mother (be) at home every day.look,jane and mary (be) playing badminton.i (not be) at home yesterday.(be) there many trees2 years ago?We (be)good students.I at school just now.He at schoo lFinaTom decided to study in yudu middle school.同义句转换=Tom decided____ ____in yudu middle schoo 英语翻译Bill is a British boy.He lives in China with his parents.His parens works at a Middle School.They teach English.Their students like （...）提示：（listen）to their lessons.Bill studies at a primary school.His home is near his schoo in one school 还是 at one school in school、at school 分别怎么造句? at different school还是in different school In school 恰当还是 At school 恰当? 这是短文:My name is Li Ping.I'm a middle schoo这是短文:My name is Li Ping. I'm a middle school student. I'm in Class Three,Grade One.Myteacher is Miss Gao.At school I have friend.his name is Tom.He is English.He's fourteen.He is i Running in the hallway is not allowed in our school.We ___ ___ ___ ___ in the hallway in our schoo at school和in the school和in school区别