1. cancel vt. 取消，废除
The match had to be cancelled due to the bad weather.
I've lost my credit card, so I have to go to the bank to cancel it.
2. variable a. 易变的，可变的
Prices are variable according to the rate of exchange.
His mood is as variable as the weather.
3. prospect n. 前景，前途；景象
What do you think about the marketing prospect?
The prospect from the balcony was breathtaking.
4. prosperity n.兴旺，繁荣
The new government ushered in a period of prosperity.
Prosperity destroys fools and endangers the wise.
5.aspect n. 方面；朝向；面貌
This is only one aspect of the problem.
The building has a southern aspect.
His brother is a man with a serious aspect.
6. cope vi. (with)（成功地）应付，处理
He was scarcely able to cope with the situation.
7.core n. 果心，核心
He ate the plum, and threw the core away.
The core of our appeal is freedom of speech.
8. maintain vt. 维持，保持；坚持，主张
It is absolutely vital that food supplies should be maintained.
It is clearly illogical to maintain such a proposition.
He maintains that there are no short cuts to effective management.
9. mainland n. 大陆
They recently built a bridge between the mainland and the closest island.
10. discipline n. 纪律；惩罚；学科
She is strict in the matter of discipline.
Applied linguistics is a new and independent discipline.