To communicate (a fact) to; To report (a fact) to...on; To apprise (a person) of; To let (a person) know; To acquaint (a person) with; To intimate (a fact) to; To send word; to send a message; To mail a notice; to write (a person) information; To give notice（预告）; To break a news to（通知坏消息）; To announce（宣布）.

　

（9）回信

(Noun)

An answer; A reply; A response.

(Verb)

To answer; To reply; To give a reply; To give one's answer; To make an answer; To send an answer; To write in reply; To answer one's letter.

（特此回信）

Reply to; Answering to; In answer to; In reply to; In response to.

（等候回信）

To await an answer; To wait for an answer.

（收到回信）

To get an answer; To favour one with an answer; To get a letter answered.

　

（10）收讫，收到

(Noun)

Receipt（收到）; A receipt（收据）; A receiver（领取人，取款人）; A recipient（收款人）

(Verb)

To receive; To be in receipt of; To be to (at) hand; To come to hand; To be in possesion of; To be favoured with; To get; To have; To have before (a person); To make out a receipt（开出收据）; To acknowledge receipt（告知收讫）.

　

（11）确认

To confirm; Confirming; Confirmation; In Confirmation of（为确认...,为证实...）; A letter of confirmation（确认函或确认书）

　

（12）高兴，愉快，欣慰

To have the pleasure to do; To have the pleasure of doing; To have pleasure to do; to have pleasure in (of) doing; To take (a) pleasure in doing (something); To take pleasure in doing (something); To be pleased to (with)(by); to be delighted at (in)(with); To be glad to (of)(about); To be rejoiced in (at).