阅读理解。根据短文内容,判断正误。

Do you know Beijing? It's the capital city of China. It's in the north. It's very big. It has got about twenty million people. There are many big parks, museums, libraries and stores there. You can eat food from many other countries. The Beijing Roast Duck is very famous. I like the Great Wall. It's more than twenty thousand kilometers long. Do you want to visit Beijing?