9. I don't want to sound pushy, but you'll have to decide soon.
其不想讓您認為我在催您，不過請您盡快下決定。
還能這樣說：
I don't want to press you but you really need to make a decision quickly.
I don't urge you as you thought but you do really make a decision as soon as possible.
應用解析：
sound是“聲音”的泛用語；
noise刺耳的噪音或嘈雜的聲音；
tone音質、高低、強弱等一定頻率的聲音。

10. I'm sure you'll be pleased with this product.
我敢保證你會喜歡這種產品的。
還能這樣說：
I bet you will have a good interest in this product.
I promise that you will enjoy this product.
諺語：
Promises are like piecrust, made to be broken.
諾言是脆弱的。

11. Remember that the offer ends next week.
別忘了下周報盤失效。
還能這樣說：
Please don't forget that the offer will be ineffective next week.
Please keep in mind that the offer will be invalid next week.
應用解析：
put an end to one's life 自殺；
put an end to sth. 結束某事，終止某事，消滅某事

12. Why not buy a small lot and put them on trial?
為什么不小量買一批試試呢？
還能這樣說：
Why don't you buy a little and have a try?
You can buy a small lot and try it as an experiment.
應用解析：
go on trial 受審判；
on trial 在試驗中，在測試中；
put sb. on trial 使某人被告并受審；
trial and error 反復試驗；從失敗中找出解決辦法；
trial run 初步測試