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。
There are many people who wants to protect the environment but don’t know that should be done. Here are a few tips that can help you lighten the burden on the heavily polluting earth.
Don’t leave any electrical appliance (电器) on careless if you are not using it. It can contributed to saving energy. In addition, recycle cans, bottles, plastic bags and newspapers if circumstances allow us to. Finally and the most importantly, be an educator. Talk with both your family and friends about global warming or let them be aware the importance of protecting the environment. Please remember that everyone contribution counts when it comes to creating a greener world.
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. 每处错误及其修改仅限一词。2. 只允许修改10处，多者（从第11处起）不计分。
Dear Jack,
Thanks for your kind help while my stay in Britain. With your help, I have made great progresses in my English study.
How is Mr. Richard? I want to know something about her life. I want to keep in touch for him, and unfortunately without his address I can’t contact with him. Did you have his e-mail address or telephone number?
Would you like to visit Beijing during summer holiday? You see, Beijing is a very good tourist city, that is well-known for its culture and places of interesting. I can show you around the city then. I am sure you will stay here happy and learn a lot of things.
Yours，
LiHua
