客厅里有一张沙发。

There is a ___sofa in the living room.

客厅里的沙发很舒适，我们可以一起坐在上面看电视。

The ___sofa in the living room is very comfortable, and we can all sit on it to watch TV together.

请坐在沙发上。

Please sit on the ___sofa.