假定英语课上老师要求同桌之同交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处每处错误仅涉及一个单词的增加、删除或修改。
增加：在缺词处加个漏字符号（∧），并在其下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的。
注意：（1）每处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。
    Most families in China hoped their single children will have a happy future，so they are very strict in their children.So do teachers in school!Many children are given so much homework that they have hardly any spare time have sports.The children are forbidden to do anything but to study.No wonder such many children are tired of lessons.Some even attack or kill his parents and teachers!I believe many people already read this kind of news in newspapers or magazines.Shouldn't we draw lesson from the accidents？Now our government is making out a plan to solve the education problems.