They both said that it was easy to go up and down the mountain, which was true. Although it was only a small hillside, it was a real problem for fat people who had been exhausted for a long time. Like English, they knew twenty-six letters, but they could stare up and down for a long time, and they could not know a few words, except for some words like "func, hi".

on a hillside, the fat man came down faster than Linxie, because he rolled down. Fortunately, nothing happened. They hurried to the school. They said it was fast, but it was also very slow. Lin Xie ran to...