His father works in a office.这个句子中哪里错了?

His father _____(works) in school. his father works in a factory.（改为同义句) his father is ( )( )in a factory. his father is a d_________,he works in a hospital. his father works＿in hospital.＿ 划线部分提问 his father works in a school改为否定句 This is his father,and he works in Shanghai.=This is his father--------works in Shanghai. His father works in a factory,his father is a什么 his father works in a barber's shop ,he works as a hair s____. his father works in a barbershop,he works as a hair s____. 初中英语His father works in a office.改错His father works in a office.改错 错在哪里 莫非是works错了? his father works in a hospital in central guangzhou改为同义句怎么改 His father works in a school 对in a school 提问 His father works in a hospital in central Guangzhou（改为同义句） He works a factory while his father works a farmHe works___a factory while his father works ___ a farmA.in...in B.in...onC.at...in D.on...at原因 His father works in a hospital.(一般疑问句并作否定回答） Tim is four years old.His father works in a middle school and My father works in his o_大哥,大姐,最好今天就发,我等着 His father works in a office.这个句子中哪里错了?