根据提供的首字母或句意将短文补充完整。
Beijing is the (1)c of China. People are always trying to make it better.
In 2001, news came that Beijing would (2)h the 2008 Olympic Games. People began to work
even harder to (3)i the environment.
Today there are more roads and tall (4)b . When you walk around, you can see more trees, grass
and flowers. You can also find cleaner streets. When you (5) up, you often see a blue (6)
and white clouds. Beijing is becoming more and more beautiful.
In (7) , Beijing has changed a lot. We are sure Beijing will have a brighter (8) .