书架上没有其他的书了。
One day, the empty space on my bookcase drew my attention.
一天，书架上空荡荡的地方引起了我的注意。
On one wall there was a bookcase that reached up to the ceiling.
在一面墙边有个书架高达顶棚。
There is a clock on the wall behaind the bookcase.
在书橱后面的墙上有个钟。
On the right of the desk, there is a bookcase. It's big and tall.
桌子的右边，有一个书架，它又大又高。
I have a baseball. It's on the floor, between the bookcase and the desk.
我有一只棒球，棒球在书架与书桌之间的地板上。
I have a baseball. It's on the floor, between the bookcase and the desk.
我有一只棒球，棒球在书架与书桌之间的地板上。
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