the desk of school.the desk of school's.哪句对啊,

i （） have left my glasses on the desk of school libery yeste My school things are on the desk. 1、The desk took up much of the s-----. Half of the money on the desk () Tom's. 为什么不是 the leg of the desk‘s? in front of the blackboard lies the teacher's desk.原句是什么?如何把 Is there a teacher's desk in front of the blackboard 改为肯定句 “the school of the the school of the Two bottles of milk___on the desk. How____pieces of paper ____there on the desk Four cups of tea __on the desk.