Largest ..Fastest...Tallest..

I'm just going to share what's the biggest .. the largest.. and the tallest word we usually use in our daily asking questions..
first what's the largest city in the world??wht came across our mingd is the big city ,right??..
The answer is the Tokyo,Japan...the largest urban area..with a projected 2008 population of 34.4 million people.Maybe some may say, why the answer is not china?? well, China is the biggest country ang not the biggest city..
What is the tallest dog in the world??well, i also do not know the answer.. but through the source from the internet, the tallest dog currently on record is Gibson, harlequin Great Dane that is more than 7 feet tall when standing on his hind legs.
and for a girl like me.. who enjoy shopping..I know that the biggest shopping mall in the world is the South China Mall,with more than 1500 stores in Dongguan,China.