问题描述：
1.Last week I v____my uncke's house.
2.They took the s___back school.
3.He got Liu Xiang's a____(亲笔签名)
4.I saw an ___(章鱼)in the ____(游客)Center.
2.They took the s___back school.
3.He got Liu Xiang's a____(亲笔签名)
4.I saw an ___(章鱼)in the ____(游客)Center.
问题解答：
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