1.  First, in these 30 years, the economic states are developing very fast, and the living conditions are better, expecially in China.

2.  What's more, a important point is the spa situation all of the world for 30 years, because more and more contries pay attention to economic development instead of war .

3.  So the developments of art of medicine and economic can make the health gains develop.

4.  When we go outside the campus, First , we can learn more trends of economic growth in China; second, we can make more friends; Third, we can learn many different cultures, etc.

5.  Newspaper has many columns, such as current affairs, sports, entertainment, economic column, social column, etc.

6.  This summer vacation, I'll collect the information of our country's economic trends, and I will learn the different cultures in the different places.

7.  We can't just study the textbook and we must to know the society including the economic , foreign, defence etc.

8.  They all can help our country to develop the economic .

9.  It mainly help the people outside who need help, such old age , orphan and the child who want to go to school but hasn't chance because of economic .

10.  With the economic developping , the population has been increasing very quickly, more and more people use fresh water.