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。
About 70 million American are trying to lose weight. That's almost one out of three in United States. Some ate less of certain foods, especial fat and sugar.
Other exercise, take medicine or even have operations. Losing a weight is not easy, and it can also cost lots of money. And why do many people in the US want lose weight? Many people worry for not looking young and pretty. Other people worry about health. Many doctors say putting on too much weight are not healthy. Almost 30 million people weigh at least 20 percent much than their usual weight.
Helping and working with others can have a good effect on your overall psychological well-being. Nothing relieves stress better than a meaningful connection to another person. Working with pets and other animals can also improve mood and reduce stress and anxiety. Volunteering keeps you in regular contact with others and helps you develop a solid support system, which in turn protects you against depression.
By measuring hormones and brain activity, researchers have discovered that being helpful to others delivers inner pleasure. Human beings are hard-wired to give to others.
Volunteering increases self-confidence. You are doing good for others and the community, which provides a natural sense of accomplishment.And the better you feel about yourself, the more likely you are to have a positive view of your life and future goals.
Studies have found that those who volunteer have a lower mortality rate than those who do not. Older volunteers tend to walk more, find it easier to cope with everyday tasks, are less likely to develop high blood pressure, and have better thinking skills. Volunteering can also lessen symptoms of chronic pain and reduce the risk of heart disease.
A. Volunteering makes you happy.
B. The more we give, the happier we feel.
C. Volunteering provides a sense of purpose.
D. So volunteering helps you stay physically healthy.
E. Volunteering helps reduce stress, anger, and anxiety.
F. Volunteering can provide working experience when you need it.
G. Your role as a volunteer can also give you a sense of pride and identity.
澳大利亚位于太平洋（the Pacific）的两侧，是大洋洲最大的国家，面积760万平方公路。
人口稀少，只有1，000多万，多数集中在东部沿海地区。
首都堪培拉（Canberra）风景秀丽。
悉尼（Sydney）是澳大利亚最大城市。有许多名胜，其中悉尼歌剧院（Opera House）闻名于世。2000年奥运会就是在悉尼举行的。
注意：1). 词数：100左右，文章开头已给出（不计入总词数）；
2). 可以根据内容要点提示适当增加细节，使行文连贯。
Australia
Australia is the largest country in Oceania.
