9 This is to let you know that we've shipped your order.
谨以此邮件告知您，您所订货物已经发运。

This e-mail is to inform you the result of the test.
谨以此邮件告知您测试结果。

This e-mail is about the proposal you've sent us before.
此邮件是有关您之前对我们提出的建议一事。


10 Mr. Church gave me your e-mail address.
我是从丘奇先生那里得知您的电子邮箱地址的。

Mr. Ned Church in the Marketing Department gave me your e-mail address.
我是从市场部的奈德·丘奇先生那里得知您的电子邮箱地址的。