1) I want to go to the post office.
我要去邮局。
2) I'm about to go to the Post Office.
我正要去邮局。
3) I am going to the post-office.
我要上邮局。
4) I went to the post office to mail the letters
我去邮局寄信。
5) He went there in order that he may buy some stamps.
他去邮局买邮票。
参考词条