阅读短文, 回答问题。
It was a long holiday. We left Beijing on February lst and got to Harbin on the 2nd. On the first day, I went
to a park with my parents. On the 3rd, I went skiing. On the 4th, I did my homework. On the 5th, I went
ice-skating. On the 6th, I bought presents for my friends. We got back to Beijing by plane on the 7th.
1. When did they leave Beijing ?
2. Where did they go on the first day ?
3. Did his parents go to a park with him ?
4. What did they do on the 5th ?
5. How did they get back to Beijing ?