1·What currency would you like to exchange?
请问你要兑换什么货币?
2·Actually, sending text messages and writing micro blogs allow us to exchange thoughts.
事实上，发短信和写微博可以让我们交流各自的想法。
3·This seriously affected the whales' ability to exchange information and find their way.
这严重影响了鲸鱼交换信息和寻路的能力。
4·It's important to exchange numbers, especially if you or your neighbour may be traveling.
交换电话号码很重要，尤其是当你或你的邻居可能正在游玩时。
5·The Pentagon built the network for military contractors and universities doing military research to exchange information.
五角大楼为军事承包商和从事军事研究的大学建立了交换信息的网络。
6·The most amazing one was when they had to exchange things worth thousands of yuan with only a piece of paper in half an hour.
最让人吃惊的是，他们不得不在半小时内用一张纸兑换价值几千元的东西。
7·For example, when we receive a smiling face from our friends online, we try to exchange our feelings by sending the same picture.
比如，当我们在线上收到朋友发来的笑脸时，我们会尝试着通过发同样的图片来交流感情。
8·In order to keep the currency convertible, they had to keep interest rates high to prevent people from demanding to exchange the gold.
为了保持货币的转换性，他们不得不将利率提高，以防人们向他们索求金子的兑换。
9·Online rating platforms—specializing in hotels, restaurants, apartments, and taxis—allow travelers to exchange reviews and experiences for all to see.
专门针对酒店、餐馆、公寓和出租车的在线评分平台，允许旅行者交流评论和体验，所有人都能看到。
10·I'm conducting a survey about the differences between Chinese students and English students in their winter holidays. Therefore, I'm writing this letter to exchange relevant information.
我正在进行一项有关中国学生和英国学生的寒假差异的调查。 因此，我写这封信与你交换相关信息。