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词。
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。
Throughout history man has changed their physical environment in order to improve his way of life. With the tools of technology that he has changed many physical features of the earth. Thus, man’s change to the physical environment have not always had beneficial results. Today, pollution of the air and water is a increasing danger to the health of the planet. Like we know, massive destruction of environment has brought in negative effects and even poses a great threat to man’s existence. Therefore, effective measures should be taken and laws pass to conserve environment. Otherwise, man is certain to suffer the serious consequences causing by this lack of care for his living surroundings.
下面短文中共有10处错误，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：在缺词处加一个漏字符号(Λ)，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词。
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。
When I first learnt to write with English, I ran into many difficulties. The mainly problem was that I always thought in Chinese but tried to translate everything into English. A teacher advised mekeep my diary. I followed her advice and should put down 100 words or so each day. Soon I began to enjoy talk to myself on paper as I was learning to express me in simple English. One day I wrote a little story and showed to my teacher. She liked it a lot and reads it to the class. All said the story was a good one. Their word were a great encouragement to me.
Last week we held a discussion on which we should do for our school before we graduate．The students in our class have different suggestion．Some students thought that we can collect money to buy some books for the school library or everything else for the schoo1．Others students think that it’s not necessary to spend money．we can study hard and make our school feeling proud of us．
In my opinion，we don’t have to spend money．we can do something meaningfully with out money. For an example，we can do some voluntary work to beautify the school and try to get better results in the coming exams so that our school will proud of us．
短文改错 (共10小题;每小题1分,满分10分)
英语课上,老师要求同桌同学相互修改作文。假设以下短文为你同桌所写，请你对其进行修改。短文中共有10处错误，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（/\），并在此符号下面写出该加的词。
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词。
注意：1、每处错误及其修改均仅限一词；
只允许修改10处，多者（从第11处起）不计分。
Nowadays, almost every family has TV set, and everyone like watching TV. TV has become part of life. TV has many advantages, for example, it informs us the latest news what is happening in the world; it can broaden our minds, enlarge our knowledge and also helps us to see more of the world. So, it also has some disadvantages. People waste too much time in watching the TV and his normal life and work are affected. To the children who spend too much time watch TV, it can do harm to their sight and healthy. So we should control the time of watching TV.
短文改错 (共10小题; 每小题1分, 满分10分)
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。每处错误涉及一个单词的增加、删除或修改。
增加: 在缺词处加一个漏字符号（∧）, 并在其下写出该加的词。
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词。
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。
As is known, that it is interested to teach children to swim while they are still babies. Most large town in Florida and California have already run particularly lessons for babies. The idea has quickly spread to Europe which, in several countries, special courses were now offered to children who are from 7 to 24 months old. The first step is to have a child get rid of the fear with water. Next, he is teaching to float in water. Once he can do that naturally and can swim with fear, the child can master the technique and push him forward through water.
短文改错（共10小题；每小题1分，满分10分）
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。错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号(
)，并在其下面写出该加的词。删除：把多余的词用(＼)划掉。修改：在错的词下画一横线，并在该词下面写出修改后的词。
American scientists say they believe that when trees can warn each other to danger. They do it by sending out chemical into the air. The studies carried out by scientists confirmed the theory announcing by the National Science Foundation. The scientists say they find that when trees are under attack by disease or pests, near trees take the same defensive actions like the trees being attacked. And they say it appears that the trees being attacked may produce send out chemicals to warn the others trees. What amazing it is!