小测验：选择正确的单词

1. sofa bed
   n.坐卧两用的长沙发
   

1. The sofa can also function as a bed.
   这沙发可以当床。
2. She seated herself on the sofa.
   她坐在长沙发上.
3. In the portrait he is shown lying on a sofa.
   在这张画像中画着他躺在沙发上.
4. He stretched himself out on the sofa.
   他伸开手脚躺在沙发上。
5. Children like bouncing up and down on a sofa.
   孩子们喜欢在沙发上蹦蹦跳跳。

　1个名词解释