One possible version:

Dear Liu Hong,

Please take some things to school for me. I need them. My math book is on the sofa. My baseball is under the bed. My CDs are in the drawer. My computer games are on the bookcase. My hat is on the chair. And my pencil case is on the desk.

Thanks,

Liu Ming

本题是写一篇给定材料的便条，写作的内容为告诉你的朋友将你所需的物品带到学校。介绍所需的不同物品在房间里所在的具体位置，在写作时应注意符合题意，同时应注意表示方位的介词短语的使用，同时应注意语言的准确性和连贯性。