1. (2020五上·北京期末) 根据所听到的短文，判断句子的正误。

1. （1） Guoguo and her parents are going to visit her grandparents in Chengdu.
3. （2） They will go to Chengdu by plane.
5. （3） Lingling's aunt will take them to Du-jiang-yan.
7. （4） They are going to see the monkeys.
9. （5） They will leave in the afternoon.