下面短文中有10处语言错误。请在有错误的地方增加、删除或修改某个单词。
增加：在缺词处加一个漏字符号（∧），并在其下面写上该加的词。
删除：把多余的词用斜线（＼）划掉。
修改：在错的词下划一横线，并在该词下面写上修改后的词。
注意：1. 每次错误及其修改均仅限一词；2. 只允许修改10处，多者（从第11处起）不计分。
When our six children were young, supper time always interrupted by neighborhood children
ring the bell. They wanted one child or another to go out but play. Finally we had a good idea.
We hanged a sign on the front door that was read：“We are having dinner. Come back later.” That
night, we sat down to what they thought would be a pleased, uninterrupted meal. But as soon as
we began dinner, the doorbell rang. At the front door stood the five-year-old boy across the
street. He looked up at us and said, “I just want to know how the sign says.”