英语寻物启示简单的30个单词

Lost And Found 失物招领
I picked up a new red backpack on the playground in the morning of yesterday after our baseball game.There are an English book,a mathmatic book,and a physics textbook in the backpack .Besides,a student ID is also in it.After you see the Lost and Found and you lose the bag ,please call me,whose name is Mary ,in Class 2 ,Grade 9.The number is .I'm waiting for you !

Lost a key Today,
I lost my key on the playground when I have the sports class. If you find my key, please return it to me. Thanks a lot. Please call me at 1111111.(电话号)