问题描述：
五年级暑假生活指导第73页（青岛出版社）
1.Children come here to learn.
It's a____________________________.
2.You can see animals there.
It's a____________________________.
3.He's your mother's father.
He's_____________________________.
4.You need this to write.
It's a____________________________.
1.Children come here to learn.
It's a____________________________.
2.You can see animals there.
It's a____________________________.
3.He's your mother's father.
He's_____________________________.
4.You need this to write.
It's a____________________________.
问题解答：
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