阅读短文，完成下列问题
A five-day holiday can be very exciting for anyone. But a small thing can also make you feel really bad.
One sunny day Mr. Li wanted to go to Hangzhou for a trip. He wanted to take a train because he would like to see the villages and rivers along the way. And it was not expensive. After he arrived at the train station, he waited for（等待）a long time. He had nothing to do, so he bought a book and read it. When the train came, he got on the train and sat down. About ten minutes later, a man came up to him and said, “Excuse me, sir. This is my seat.”
“What?” Mr. Li said, looking at his ticket（票）.
“Are you going to Chengdu?” the man asked.
“No, I'm going to Hangzhou,” Mr. Li answered. And then he knew he got on the train by mistake.
Luckily, he didn't miss the right train. All in all, it was not a good start.
