New Words：

cancel ['kænsl]
v.取消, 作废, 注销, 抵消, 删除
n.取消, 删除

Sample Sentences：

The match had to be cancelled because of bad weather.
There was a notice on the board saying the class had been cancelled.
If the worst comes to the worst, we'll have to cancel our holiday plans.

New Words：

unfortunate /ʌnˈfɔːrtʃənət/ adj. 不幸的；倒霉的；令人遗憾的；可惜的
unfortunately /ʌnˈfɔːrtʃənətli/ adv. 不幸地；遗憾地；可惜地；不巧

Sample Sentences：

I was unfortunate to lose my keys.
He was unfortunate to lose in the final round.

Unfortunately, we had to cancel the soccer game.
Unfortunately, I hurt my knee when I fell down on the ice.

cancel ['kænsl]
v.取消, 作废, 注销, 抵消, 删除
n.取消, 删除

New Words：

fortunate /ˈfɔːrtʃənət/ adj. 幸运的；吉利的；交好运的
fortunately /ˈfɔːrtʃənətli/ adv. 幸运地；交好运地；吉利地

Sample Sentences：

We must help others less fortunate than ourselves.
You are fortunate to have such a reasonable father.

I was late, but fortunately the meeting hadn't started.
Fortunately, the fire was discovered soon after it had started.

reasonable ['ri:znəbl] adj.合理的；通情达理的

New Words：

fortune ['fɔ:tʃən] n. 命运；运气；大笔的钱；巨款
fortune-teller 算命先生；算命者

Sample Sentences：

He made a fortune in his youth.
That ring must be worth a fortune.
Many young people went to seek their fortune abroad.
She can tell your fortune by looking at the lines on your hand.
These two brothers decided to go to America to try their fortunes.
Holly went to a fortune teller one night and had her fortune read.

New Words：

chief [tʃi:f]
adj.最重要的；首要的；主要的；最高级别的
n.首领 ；最高领导人；<口>上司，头头

Sample Sentences：

What are the chief rivers of China?
Smoking is one of the chief causes of lung cancer.
The chief guest appeared at 11 o'clock, when the party was over.
He had the good fortune to marry off his daughter to the local chief.

fortune ['fɔ:tʃən] n. 命运；运气