7. mandatory adj. 命令的；強制的；義務的

Is the appointment of worker-directors to be mandatory?
工人董事的任命是不是強制性的？

8. premium n. 保險費； 獎，獎金； 額外費用

They have to pay life insurance premiums.
他們要支付人壽保險費。

You have to pay a premium for express delivery.
寄快速投遞你得付額外費用。

9. mess up 弄亂，弄糟

He got another chance and didn't want to mess up again.
他又獲得一次機會, 這次他再也不愿意把事情弄糟了。

10. chic adj. 〈法〉漂亮的，時髦的，瀟灑的

She bought a chic little hat.
她買了一頂漂亮的小帽子。

11. wardrobe n. 衣柜，衣櫥； 全部服裝

The wardrobe is in the way.
大立柜擋住了道。

My wardrobe needs to be renewed.
我需要添置一些衣服了。

12. thrift n. 節儉, 節約

He has the virtues of thrift and hard work.
他具備節儉和勤奮的美德。

13. shopping spree (廣告用語)大血拼!

Some credit companies kept on sending me blank checks.It was like saying “Go on a shopping spree.”
一些信用公司不斷寄來空白支票，好像在告訴我"瘋狂購物去吧！"