假定英语课上老师要求同桌之间交换修改作文，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。错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（∧），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的词。
注意：1. 每处错误及修改均仅限一词；
2. 只允许修改10处，多者（从第11处起）不计分。
Every year, the National Science-Technology Award Ceremony is hold in the Great Hall of the People. In that time, the top leaders of our country award medals to scientists who achieve those goals. It’s clear that the government attaches great important to science and technology. There’s no doubt whether science and technology play a vital part in a country’s development. Without faster development in science and technology, it is impossible for China to catch up with the developing countries. Those receive the awards deserve them because, through years of hard work, that they have made outstanding contributions to our country. China needs more scientists and inventors as them. As a senior school student, I’ll try our best to learn all my subjects well so as to serve the society so well as our country.