9. Let me know what happens.
告訴我結果。
還能這樣說：
Tell me the outcome.
Please tell me the result.
應用解析：
outcome通常作單數，意思是：結果，效果。

10. I am satisfied with the smoothness of the negotiation.
我對談判的順利進行很滿意。
還能這樣說：
I am pleased with the smoothness of the negotiation.
The smooth negotiation is to my satisfaction.
應用解析：
be in negotiations with sb. over sth. 與某人協商某事；
break off negotiations 中斷談判；
enter into negotiation with sb. 開始與某人進行談判

11. Our CB series are selling like hot cakes.
我們的CB系列賣得非常好。
還能這樣說：
Our CB series are selling so well.
Our CB series are selling like crazy.
應用解析：
cakes and ale 生活中的樂事，吃喝玩樂；
get a share of the cake 得到應得的一份利益；
have one's cake and eat it （在兩者中只可得其一時）兩者兼得；
take the cake 極其可笑、討厭、驚奇等