USA's neighbors are Canada to the north and Mexico to the south为什么用介词to 不用介词on呢?

Mexico's neighbors are the United States to the north.的意思是什么?那Mexico is___the USA.这题的填空是什么? USA's neighbors are Canada to the north and Mexico to the south为什么用介词to 不用介词on呢? 翻译句子：What's that terrible noise? The neighbors are preparing for a party. What’s that terrible noise upstars?The neighbors are having a party 请问：Mexico's neighbors are the U.S to the north.这里的to是介词吗? What's that terrible noise?The neighbors( ) for a party A.prepared B.prepare C.will prepareD.are preparing “我们是邻居”翻译成We are the neighbors还是We are neighbors?为什么? 英语翻译2.The custom of visiting friends,relatives and neighbors on New Year’s Day is one the Old World traditions that has taken on a new in USA he's from【 the USA】.the children are [playing games].liu mei is [anurse].括号提问 my neighbors are very f_____.they often help us They are ( ) good neighbors.空格里填什么 _____ are from the USA they are from the usa对the usa提问 帮我看下这些T,F的题目我不敢确定,帮帮忙啦...The United States of America covers a large part of North America. Its neighbors are Canada to the north, and Mexico to the south. Though the USA is a big country, it is not the largest in The King family are from USA.改为同义句.____ ____ are from USA.The King family= The King's family The King's family=The Kings He's from the USA 划线提问：the USA Are the ()parents from the USA?NO.they are from England.A twins B twin's C twins' D twins's 英语填词题求解mr green and mr brown are neighbors of us 还是mr green and mr brown are neighbors of ours