阅读下面材料,在空白处填入适当的内容(1个单词)或括号内单词的正确形式。
Running is good for your health. It may help to protect you 【小题1】 heart disease and other health problems. Running may also help you live longer.
According to a research 【小题2】(do) in the US recently, runners are a great deal 【小题3】(health) than non-runners. In fact, the runners live, on average, three years longer than the non-runners.
Running may be good exercise, but it can be difficult on the body. Here 【小题4】(be) commonly shared ideas among fitness experts to lower the risk of injury for people 【小题5】(run) regularly.
Do not run too much, too soon or too fast. Most people get running injuries when they push 【小题6】(they) too hard.
Get good running shoes. You should find the shoes 【小题7】 offer the best fit and support for your feet. More 【小题8】(important), you should have a new pair of shoes every 500 to 800 kilometers.
After each run, write down notes about what you did and 【小题9】you felt. You may find that your knees hurt when you run sometimes. Or perhaps you feel great when you have 【小题10】rest between running days. These notes will help you make the best plan for running.

假定英语课上老师要求同桌之间交换修改作文，请你修改同桌写的以下作文。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。

Learning English is of great valuable. English is widely used all over the world. It was often used in the international meetings. Most business letters are writing in English. With a help of English we can learn modern science and technology from developed country. We can also introduce our achievement and experience to other countries. Because its importance, English is a requiring subject in high schools and colleges. Now many people are working hardly at English. It’s very important to learn English well. Unless we learn English well, we can not serve for our country better. So I suggest most Chinese learned it well.