①增加境内持卡人境外消费的用卡成本   
②便利国家对跨境资金流的大数据分析

③杜绝非法转移资产等违法行为的发生   
④方便国家有效监管资金外逃违法行为

修改下列病句。

我估计今天一定会下雨。

根据句意和汉语注释，写出单词的正确形式。
(1)After the exam, our teacher came into the classroom with a ____ （满意的）smile on his face.
(2)The little boy was thirty, so the old lady ____ （提供）him a glass of water.
(3)For your own ____ （安全）, remember not to drive after drinking.
(4)What a pretty gold ring! It was ____ （专门地）designed for her.

阅读下文，回答相关问题。
                                                                                                        陋室铭
      山不在高，有仙则名。水不在深，有龙则灵。斯是陋室，惟吾德馨。苔痕上阶绿，草色入帘青。谈笑有鸿儒，往来无白丁。可以调素琴，阅金经。无丝竹之乱耳，无案牍之劳形。南阳诸葛庐，西蜀子云亭。孔子云：何陋之有？