此题要求改正所给短文中的错误。对标有题号的每一行做出判断：如无错误，在该行右边横线上画一个勾(∨)；如有错误(每行只有一个错误)，则按下列情况改正：
该行多一个词：把多余的词用斜线(＼)划掉，在该行右边横线上写出该词，并也用斜线划掉。该行缺一个词：在缺词处加一个漏字符号(︿)，在该行右边横线上写出该加的词。该行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。
注意：原行没有错的不要改
When our six children were total young, suppertime was always 76．_________
being interrupted by neighborhood children ring the bell． 77．_________
They wanted one child or another come out and play． 78．_________
Finally we had good idea．We hung a sign on the front 79．_________
