1. (2021五下·赣榆期末) 根据Old MacDonald's farm故事内客，判断下列句子对错。

1. （1） Eric and Chris are cousins.
3. （2） In the beginning, Eric and Chris don't want to work together.
5. （3） Old MacDonald puts up a fence in the middle of the farm.
7. （4） Eric and Chris decide to run the farm together in the end.
9. （5） Old MacDonald is not happy in the end.