study at a mixed school还是study in a mixed school

study at a mixed school还是study in a mixed school I study in a primary school.还是I study at a primary school.是不 是study in a middle school还是study at a middle school? study at a primary school 是study at xx school还是study in xx school sandy ____(go) to a mixed school next term study at a primary school是什么意思 study a school i in primary .连 I study in a -----(当地的)school. We study at a school _____(call)Shuren Middle School. 在学校学习可不可以写成 study at school还是study in the school He is now () in a middle school school in London.填study还是stu