【题目】连词成句：walked, in, we, the, park, Sunday, on(.)
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【答案】We walked in the park on Sunday.
【解析】
根据所给的单词，walked走，in在……里，we我们，the这个，park公园，Sunday星期天，on在……上，可以组成句子，We walked in the park on Sunday.我们星期日在公园散步。故答案为We walked in the park on Sunday.