所有的申请都将得到复函告知收悉。

All applications will be acknowledged.

佛朗哥复函，表示他始终不渝的忠诚。

Franco replied, expressing his undying loyalty.

有鉴于此,相信贵方将随复函寄来支票, 特此致谢。

With these facts before you , we feel sure that you will send us your check by return mail.

很抱歉，因为咨询海关确认准确的到达时间，未及时复函，请原谅！

I am sorry, because consult the customs and confirm accurate arrival time, has not written a letter in reply in time, excuse me!

是不是对于收到的函件都要起草一份回复函，要告知对方已收到？

Do you draft the same acknowledgment letter to resumes you receive?