题目内容
在下列句中填入适当的单词，使句子完整.词首字母已给出.
If you want to post a letter to your parents or your friend, you can go to the post o .
答案：office
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题目内容
在下列句中填入适当的单词，使句子完整.词首字母已给出.
If you want to post a letter to your parents or your friend, you can go to the post o .