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我一直希望能布置一个属于自己的小卧室。这天,我缠着老爸要换壁纸。老爸终于同意了,但要我算出所需壁纸的长度。我狠下心点了点头。我和爸爸来到了装饰市场的店铺,里面的壁纸五花八门,应有尽有。我看中了一款画面是大海的壁纸。大海一片蔚蓝,小鱼小虾在欢快地游动,好像在玩游戏。我问了一下壁纸的宽度,老板说是7分米。我心里盘算了一下,家里的卧室南北长40分米,东西长30分米,墙壁高28分米,28÷7=4,上下应该铺4层。我拿过笔和纸仔细算
I’ve always wanted to have a small bedroom of my own. This day, I am dying father to change the wallpaper. Dad finally agreed, but I need to figure out the length of the wallpaper. I nodded my head. My father and I came to the decorative market shops, wallpaper inside a wide variety of everything. I fancy a picture of the sea wallpaper. The sea is blue, fish shrimp joyous swimming, like playing games. I asked about the width of the wallpaper, the boss said it was 7 decimeters. My heart planted a bit, the home of the bedroom 40 meters long north-south, 30 meters long thing, the wall 28 meters high, 28 ÷ 7 = 4, up and down shop should be 4 layers. I took pen and paper carefully count