"They" 在 "room" 的 "sofa" 上怎么说用英语可以说作 "They are sitting on the sofa in the room."
"They" 是主语，表示“他们”。
"are sitting" 是谓语，表示“正在坐着”。
"on the sofa" 是前置词短语，表示“在沙发上”。
"in the room" 是后置词短语，表示“在房间里”。
例句：
They are sitting on the sofa in the room, watching TV.
(他们坐在房间里的沙发上看电视。)
The children are sitting on the sofa in the pving room, playing with their toys.
(孩子们坐在客厅里的沙发上玩玩具。)
My friends and I are sitting on the sofa in the den, chatting and laughing.
(我和我的朋友们坐在客厅里的沙发上聊天笑。)