As we know , 2020 is coming. No doubt at that time our society will
change a lot. we have more and more new cars and buildings.what is more , people's idea about life will change. at past, we think make more and more money is the most important thing in our life. in 2020 we realize that enjoy life is more important. we work hard to make life better, we set up the bulidings , have class and read books, we do so many things in order to enjoy our life