以下是四年级英语第五单元的重点句子：This is the classroom. 这是教室。
That is the teacher's desk. 那是讲台。Where is the backpack? 双肩背包在哪里？It is on the teacher's desk. 在讲台上面。What is in your backpack? 你背包里面有什么？Many books are in my backpack. 我背包里面有很多书。How many books? 多少本书？One, two, three, four. 一，二，三，四。The new classroom is on the first floor. 新教室在一楼。The library is on the second floor. 图书馆在二楼。The music room is on the third floor. 音乐室在三楼。The art room is on the fourth floor. 美术室在四楼。The computer room is on the fifth floor. 电脑室在五楼。The teacher's office is on the sixth floor. 教师办公室在六楼。The cafeteria is on the ground floor. 餐厅在一楼。
