您要查找的是不是：
- Mr Smith is at the door; shall I ask him in? 史密斯先生在门外，我请他进来好吗？
- Mr Brown is at the door; shall I ask him in? 布朗先生在门口，我可以请他进来吗?
- Mr. Brown is at the door ,shall I ask him in ? 布朗先生在门口，我可以请他进来吗?
- Mr. Wang is at the door, shall I ask him in? 王先生在门口,我可以请他进来吗?
- Mr.Brown is at the door,shall I ask him in? 布朗先生在门口,我可以请他进来吗?
- Winter is at the door. 冬天即将来临。
- There's the bell; someone is at the door. 那里有个铃;门口有个人。
- Go down and see who is at the door, please. 请下去看看谁在门口。
- Some man at the door is asking to see you. 门口有个男人要求见你。
- There is a light rap at the door. 有轻轻的敲门声。
- Someone is battering at the door. 有人在使劲敲门。
- The dog is scratching at the door. 狗正在抓门。
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- Someone is knocking at the door. 有人在敲门。
- My room is at the end of the corridor. 我的房间在走廊的尽头。
- My one good suit is at the cleaner's. 我那套讲究的衣服还在洗衣店里呢。
- Now, after two false alarms in 2004 and 2006, the slowdown is at the door. 现在，经过了2004年和2006年的假警报，经济减缓已经走到了国门。
- The index is at the back (of the book). 索引在(书的)末尾。
- Winter is the low season at seaside hotels. 冬季是海滨旅馆业的淡季。
- The cat whined at the door, asking to be let out. 猫在门口哀叫着想出去。
