Britain still boasts the cheapest postal service

　　英國仍擁有最便宜的郵政服務(wù)系統。

　　When you've stuck the stamps on your letter you can put it in the postbox outside.

　　當你在信上貼好郵票后，你便能把它投到外面的郵筒中去了。

　　The army sent me a postcard acknowledging my request.

　　軍隊寄給我一張明信片告知我的申請書(shū)已收到。

　　Author's detailed mail address: Postcode, address.

　　參賽者詳細的通訊地址：郵政編碼、居住地址。