1·Send a letter to your local environment protecting center and show how you feel about the quick extinction of animals.
给你当地的环境保护中心写封信，表达你对动物迅速灭绝的感受。
2·If you have an appliance that doesn't work, send a letter to the store that sold it.
如果你的电器坏了，那就给出售它的商店写封信。
3·I send a letter to my friend.
我给我的朋友寄了一封信。
4·I want to send a letter to Kunming.
我想寄封信到昆明。
5·I'd like to send a letter airmail to Paris.
我要寄一封航空信到巴黎。
6·I'd like to send a letter by registered mall.
我想寄封挂号信。
7·She eis going to send a letter to her sister.
她准备给她的姐姐寄封信。
8·They were horrified that I'd send a letter like that.
他们只是对我会把这样的信寄出而感到震惊。
9·Did you send a letter to your teacher last week?
上周你给你老师寄过信吗？
10·Express mail is the fastest way to send a letter.
快递是寄信的最快办法。
1·When people wanted to send a letter, they would close the paper with a seal.
当人们想寄信时，他们会在信纸上盖封口章。
2·Express mail is the fastest way to send a letter.
快递是寄信的最快办法。
3·Stamps When we send a letter or a postcard, we have to put stamps on the envelope or on the card.
邮票当我们寄信或寄贺卡时，我们必须在信封或贺卡上贴邮票。