假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。
增加：在缺詞處加一個漏字符號（∧），并在其下面寫出該加的詞。
刪除：把多余的詞用斜線（\）劃掉。
修改：在錯的詞下劃一橫線，并在該詞下面寫出修改后的詞。
注意：1．每處錯誤及其修改均僅限一詞；
2．只允許修改10處，多者（從第11處起）不計分。
Mrs.Lee who is in her seventy lives in a big house in my street.Her house have a big balcony （陽臺）with plenty of space.Mrs.Lee is bird lover.Every morning，she puts some bread on the balcony，waiting for the birds to land there.When the birds come to have its food，Mrs.Lee stands there looking at them.One day，she found that a bird had been serious injured.She went back to her room and take out her medicine box.After cleaning the injured part，and she put some medicine on it、Two or three days late，when the bird came back for food，everything was OK.Mrs.Lee was so glad to seeing the bird become health once again.