题目

假如你是刘明请写一张便条给刘红，告诉她将你所需要的东西带到学校。提示： 名称数学书 棒球 CDs电子游戏 帽子l铅笔盒 位置沙发上 床下抽屉里书柜上椅子上桌子上要求：不少于50词。 答案：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梯形ABCD如图所示，AB、CD分别为梯形上下底，已知阴影部分总面积为5平方厘米，△AOB的面积是0.625平方厘米．则梯形ABCD的面积是________平方厘米．