5. We wish to keep your fully informed on this matter.
我們希望就此事以后經(jīng)常保持聯(lián)系。
還能這樣說：
We wish to keep you fully posted on this matter.
We hope you can keep in touch with us to talk about this matter.
應(yīng)用解析：
put the matter right 撥亂反正；
take matter easy 泰然處之；
bring the matter 注意這事件；
let the matter go 讓這件事過去

6. You should try your best to sell all the products.
你應(yīng)該盡力賣掉所有產(chǎn)品。
還能這樣說：
You should sell all the products as possible as you can.
You should spare no efforts to sell the products.
應(yīng)用解析：
be sold on sth./sb. 看中某物/某人；
例如：
I like the house but I am not sold on the place.
我喜歡這所房子，但相不中這個(gè)地區(qū)。

7. We intend to expand our business to foreign countries next year.
我們打算明年把業(yè)務(wù)拓展到國外。
還能這樣說：
It is our intention to expand our business to foreign countries next year.
We plan a global business to sell our products next year.
應(yīng)用解析：
expand in/into 把……擴(kuò)展；
expand on 細(xì)說，闡述

8. How are you getting on with the work?
工作進(jìn)行得怎么樣？
還能這樣說：
How is your job going?
How is your job coming along?
應(yīng)用解析：
get on的意思是進(jìn)展；出人頭地；上車。
例如：
He is sure to get on in the world.
他一定會(huì)出人頭地的。